22501505

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{859}}^1$

素因数の和:921

約数の個数: 24

約数和(自身を含む): 30216960

約数和(自身を除く): 7715455

約数列:

[1, 5, 13, 31, 65, 155, 169, 403, 845, 859, 2015, 4295, 5239, 11167, 26195, 26629, 55835, 133145, 145171, 346177, 725855, 1730885, 4500301, 22501505]

約数ペア:

[(1, 22501505), (5, 4500301), (13, 1730885), (31, 725855), (65, 346177), (155, 145171), (169, 133145), (403, 55835), (845, 26629), (859, 26195), (2015, 11167), (4295, 5239)]