68693541

素因数分解:

$3^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{1663}}^1$

素因数の和:1961

約数の個数: 24

約数和(自身を含む): 106988544

約数和(自身を除く): 38295003

約数列:

[1, 3, 7, 21, 49, 147, 281, 843, 1663, 1967, 4989, 5901, 11641, 13769, 34923, 41307, 81487, 244461, 467303, 1401909, 3271121, 9813363, 22897847, 68693541]

約数ペア:

[(1, 68693541), (3, 22897847), (7, 9813363), (21, 3271121), (49, 1401909), (147, 467303), (281, 244461), (843, 81487), (1663, 41307), (1967, 34923), (4989, 13769), (5901, 11641)]