25656813

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31327}}^1$

素因数の和:31353

約数の個数: 24

約数和(自身を含む): 45613568

約数和(自身を除く): 19956755

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 31327, 93981, 219289, 281943, 407251, 657867, 1221753, 1973601, 2850757, 3665259, 8552271, 25656813]

約数ペア:

[(1, 25656813), (3, 8552271), (7, 3665259), (9, 2850757), (13, 1973601), (21, 1221753), (39, 657867), (63, 407251), (91, 281943), (117, 219289), (273, 93981), (819, 31327)]