251576974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{28517}}^1$

素因数の和:28931

約数の個数: 16

約数和(自身を含む): 412712496

約数和(自身を除く): 161135522

約数列:

[1, 2, 11, 22, 401, 802, 4411, 8822, 28517, 57034, 313687, 627374, 11435317, 22870634, 125788487, 251576974]

約数ペア:

[(1, 251576974), (2, 125788487), (11, 22870634), (22, 11435317), (401, 627374), (802, 313687), (4411, 57034), (8822, 28517)]