402019961

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{991}}^1$

素因数の和:1509

約数の個数: 24

約数和(自身を含む): 496682496

約数和(自身を除く): 94662535

約数列:

[1, 7, 17, 49, 119, 487, 833, 991, 3409, 6937, 8279, 16847, 23863, 48559, 57953, 117929, 405671, 482617, 825503, 3378319, 8204489, 23648233, 57431423, 402019961]

約数ペア:

[(1, 402019961), (7, 57431423), (17, 23648233), (49, 8204489), (119, 3378319), (487, 825503), (833, 482617), (991, 405671), (3409, 117929), (6937, 57953), (8279, 48559), (16847, 23863)]