12686401

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1279}}^1$

素因数の和:1408

約数の個数: 16

約数和(自身を含む): 15769600

約数和(自身を除く): 3083199

約数列:

[1, 7, 13, 91, 109, 763, 1279, 1417, 8953, 9919, 16627, 116389, 139411, 975877, 1812343, 12686401]

約数ペア:

[(1, 12686401), (7, 1812343), (13, 975877), (91, 139411), (109, 116389), (763, 16627), (1279, 9919), (1417, 8953)]