201621897

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{1429}}^1$

素因数の和:1753

約数の個数: 24

約数和(自身を含む): 297365640

約数和(自身を除く): 95743743

約数列:

[1, 3, 9, 61, 183, 257, 549, 771, 1429, 2313, 4287, 12861, 15677, 47031, 87169, 141093, 261507, 367253, 784521, 1101759, 3305277, 22402433, 67207299, 201621897]

約数ペア:

[(1, 201621897), (3, 67207299), (9, 22402433), (61, 3305277), (183, 1101759), (257, 784521), (549, 367253), (771, 261507), (1429, 141093), (2313, 87169), (4287, 47031), (12861, 15677)]