42972019909

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{27777647}}^1$

素因数の和:27777684

約数の個数: 16

約数和(自身を含む): 55999738368

約数和(自身を除く): 13027718459

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 27777647, 194443529, 361109411, 472219999, 2527765877, 3305539993, 6138859987, 42972019909]

約数ペア:

[(1, 42972019909), (7, 6138859987), (13, 3305539993), (17, 2527765877), (91, 472219999), (119, 361109411), (221, 194443529), (1547, 27777647)]