86872874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{12697}}^1$

素因数の和:13021

約数の個数: 16

約数和(自身を含む): 142623936

約数和(自身を除く): 55751062

約数列:

[1, 2, 11, 22, 311, 622, 3421, 6842, 12697, 25394, 139667, 279334, 3948767, 7897534, 43436437, 86872874]

約数ペア:

[(1, 86872874), (2, 43436437), (11, 7897534), (22, 3948767), (311, 279334), (622, 139667), (3421, 25394), (6842, 12697)]