68931578

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{2161}}^1$

素因数の和:2593

約数の個数: 16

約数和(自身を含む): 106240680

約数和(自身を除く): 37309102

約数列:

[1, 2, 41, 82, 389, 778, 2161, 4322, 15949, 31898, 88601, 177202, 840629, 1681258, 34465789, 68931578]

約数ペア:

[(1, 68931578), (2, 34465789), (41, 1681258), (82, 840629), (389, 177202), (778, 88601), (2161, 31898), (4322, 15949)]