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Search: id:A028986
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| A028986 |
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Palindromes whose sum of divisors is palindromic. |
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1
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| 1, 2, 3, 4, 5, 7, 333, 17571, 1757571, 1787871, 2249422, 4369634, 5136315, 412727214, 439838934, 518686815, 541626145
(list; graph; listen)
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