68905642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 114065280

約数和(自身を除く): 45159638

約数列:

[1, 2, 13, 26, 71, 142, 163, 229, 326, 458, 923, 1846, 2119, 2977, 4238, 5954, 11573, 16259, 23146, 32518, 37327, 74654, 150449, 211367, 300898, 422734, 485251, 970502, 2650217, 5300434, 34452821, 68905642]

約数ペア:

[(1, 68905642), (2, 34452821), (13, 5300434), (26, 2650217), (71, 970502), (142, 485251), (163, 422734), (229, 300898), (326, 211367), (458, 150449), (923, 74654), (1846, 37327), (2119, 32518), (2977, 23146), (4238, 16259), (5954, 11573)]