68145399

素因数分解:

$3^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{2203}}^1$

素因数の和:2707

約数の個数: 24

約数和(自身を含む): 112774272

約数和(自身を除く): 44628873

約数列:

[1, 3, 7, 9, 21, 63, 491, 1473, 2203, 3437, 4419, 6609, 10311, 15421, 19827, 30933, 46263, 138789, 1081673, 3245019, 7571711, 9735057, 22715133, 68145399]

約数ペア:

[(1, 68145399), (3, 22715133), (7, 9735057), (9, 7571711), (21, 3245019), (63, 1081673), (491, 138789), (1473, 46263), (2203, 30933), (3437, 19827), (4419, 15421), (6609, 10311)]