155580238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{22739}}^1$

素因数の和:23063

約数の個数: 16

約数和(自身を含む): 255415680

約数和(自身を除く): 99835442

約数列:

[1, 2, 11, 22, 311, 622, 3421, 6842, 22739, 45478, 250129, 500258, 7071829, 14143658, 77790119, 155580238]

約数ペア:

[(1, 155580238), (2, 77790119), (11, 14143658), (22, 7071829), (311, 500258), (622, 250129), (3421, 45478), (6842, 22739)]