68851585

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{4871}}^1$

素因数の和:5144

約数の個数: 16

約数和(自身を含む): 90502272

約数和(自身を除く): 21650687

約数列:

[1, 5, 11, 55, 257, 1285, 2827, 4871, 14135, 24355, 53581, 267905, 1251847, 6259235, 13770317, 68851585]

約数ペア:

[(1, 68851585), (5, 13770317), (11, 6259235), (55, 1251847), (257, 267905), (1285, 53581), (2827, 24355), (4871, 14135)]