667290421

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{30253}}^1$

素因数の和:30420

約数の個数: 16

約数和(自身を含む): 801609984

約数和(自身を除く): 134319563

約数列:

[1, 7, 23, 137, 161, 959, 3151, 22057, 30253, 211771, 695819, 4144661, 4870733, 29012627, 95327203, 667290421]

約数ペア:

[(1, 667290421), (7, 95327203), (23, 29012627), (137, 4870733), (161, 4144661), (959, 695819), (3151, 211771), (22057, 30253)]