12009985

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 15929784

約数和(自身を除く): 3919799

約数列:

[1, 5, 13, 61, 65, 169, 233, 305, 793, 845, 1165, 3029, 3965, 10309, 14213, 15145, 39377, 51545, 71065, 184769, 196885, 923845, 2401997, 12009985]

約数ペア:

[(1, 12009985), (5, 2401997), (13, 923845), (61, 196885), (65, 184769), (169, 71065), (233, 51545), (305, 39377), (793, 15145), (845, 14213), (1165, 10309), (3029, 3965)]