81729791

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{1097}}^1$

素因数の和:1642

約数の個数: 16

約数和(自身を含む): 96290208

約数和(自身を除く): 14560417

約数列:

[1, 11, 13, 143, 521, 1097, 5731, 6773, 12067, 14261, 74503, 156871, 571537, 6286907, 7429981, 81729791]

約数ペア:

[(1, 81729791), (11, 7429981), (13, 6286907), (143, 571537), (521, 156871), (1097, 74503), (5731, 14261), (6773, 12067)]