129781631

素因数分解:

$7^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1\times {\mathrm{617}}^1$

素因数の和:974

約数の個数: 16

約数和(自身を含む): 150297600

約数和(自身を除く): 20515969

約数列:

[1, 7, 151, 199, 617, 1057, 1393, 4319, 30049, 93167, 122783, 210343, 652169, 859481, 18540233, 129781631]

約数ペア:

[(1, 129781631), (7, 18540233), (151, 859481), (199, 652169), (617, 210343), (1057, 122783), (1393, 93167), (4319, 30049)]