17621045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{647}}^1$

素因数の和:1084

約数の個数: 16

約数和(自身を含む): 22861440

約数和(自身を除く): 5240395

約数列:

[1, 5, 13, 65, 419, 647, 2095, 3235, 5447, 8411, 27235, 42055, 271093, 1355465, 3524209, 17621045]

約数ペア:

[(1, 17621045), (5, 3524209), (13, 1355465), (65, 271093), (419, 42055), (647, 27235), (2095, 8411), (3235, 5447)]