28113741

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1249}}^1$

素因数の和:1357

約数の個数: 24

約数和(自身を含む): 42315000

約数和(自身を除く): 14201259

約数列:

[1, 3, 9, 41, 61, 123, 183, 369, 549, 1249, 2501, 3747, 7503, 11241, 22509, 51209, 76189, 153627, 228567, 460881, 685701, 3123749, 9371247, 28113741]

約数ペア:

[(1, 28113741), (3, 9371247), (9, 3123749), (41, 685701), (61, 460881), (123, 228567), (183, 153627), (369, 76189), (549, 51209), (1249, 22509), (2501, 11241), (3747, 7503)]