388635317

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{1231}}^1$

素因数の和:1641

約数の個数: 24

約数和(自身を含む): 480332160

約数和(自身を除く): 91696843

約数列:

[1, 7, 17, 49, 119, 379, 833, 1231, 2653, 6443, 8617, 18571, 20927, 45101, 60319, 146489, 315707, 466549, 1025423, 3265843, 7931333, 22860901, 55519331, 388635317]

約数ペア:

[(1, 388635317), (7, 55519331), (17, 22860901), (49, 7931333), (119, 3265843), (379, 1025423), (833, 466549), (1231, 315707), (2653, 146489), (6443, 60319), (8617, 45101), (18571, 20927)]