12717445

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{677}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 17484264

約数和(自身を除く): 4766819

約数列:

[1, 5, 13, 17, 65, 85, 221, 289, 677, 1105, 1445, 3385, 3757, 8801, 11509, 18785, 44005, 57545, 149617, 195653, 748085, 978265, 2543489, 12717445]

約数ペア:

[(1, 12717445), (5, 2543489), (13, 978265), (17, 748085), (65, 195653), (85, 149617), (221, 57545), (289, 44005), (677, 18785), (1105, 11509), (1445, 8801), (3385, 3757)]