id:A055715 - OEIS Search Results

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Numbers n such that n | Sigma_11[n].

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1, 6, 28, 120, 402, 496, 644, 672, 920, 1366, 1608, 1932, 2680, 2760, 3417, 3966, 4098, 4623, 4975, 5152, 6210, 6834, 8040, 8128, 8280, 9246, 9528, 9950, 12294, 13668, 15008, 15456, 15864, 16392, 18492, 19900, 20244, 24276, 30108, 37596 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`sigma_11(n) is the sum of the 11-th powers of the divisors of n.`
	MATHEMATICA	`Do[If[Mod[DivisorSigma[11, n], n]==0, Print[n]], {n, 1, 40000}]`
	CROSSREFS	`Sequence in context: A027598 A055717 A090777 this_sequence A026031 A002694 A007691` `Adjacent sequences: A055712 A055713 A055714 this_sequence A055716 A055717 A055718`
	KEYWORD	`nonn`
	AUTHOR	`Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 09 2000`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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