1,1
sigma(155131)+p(155131)=2248091=131^3.
Sequence in context: A069398 A053018 A046436 this_sequence A053017 A140026 A108384
Adjacent sequences: A114078 A114079 A114080 this_sequence A114082 A114083 A114084
nonn
Giovanni Resta (g.resta(AT)iit.cnr.it), Feb 13 2006
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