258615842

素因数分解:

$2^1\times {\mathrm{251}}^1\times {\mathrm{271}}^1\times {\mathrm{1901}}^1$

素因数の和:2425

約数の個数: 16

約数和(自身を含む): 391112064

約数和(自身を除く): 132496222

約数列:

[1, 2, 251, 271, 502, 542, 1901, 3802, 68021, 136042, 477151, 515171, 954302, 1030342, 129307921, 258615842]

約数ペア:

[(1, 258615842), (2, 129307921), (251, 1030342), (271, 954302), (502, 515171), (542, 477151), (1901, 136042), (3802, 68021)]