81606679

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^2$

素因数の和:327

約数の個数: 24

約数和(自身を含む): 103888512

約数和(自身を除く): 22281833

約数列:

[1, 7, 11, 77, 83, 113, 581, 791, 913, 1243, 6391, 8701, 9379, 12769, 65653, 89383, 103169, 140459, 722183, 983213, 1059827, 7418789, 11658097, 81606679]

約数ペア:

[(1, 81606679), (7, 11658097), (11, 7418789), (77, 1059827), (83, 983213), (113, 722183), (581, 140459), (791, 103169), (913, 89383), (1243, 65653), (6391, 12769), (8701, 9379)]