403684385

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{20771}}^1$

素因数の和:20825

約数の個数: 24

約数和(自身を含む): 547383744

約数和(自身を除く): 143699359

約数列:

[1, 5, 13, 23, 65, 115, 169, 299, 845, 1495, 3887, 19435, 20771, 103855, 270023, 477733, 1350115, 2388665, 3510299, 6210529, 17551495, 31052645, 80736877, 403684385]

約数ペア:

[(1, 403684385), (5, 80736877), (13, 31052645), (23, 17551495), (65, 6210529), (115, 3510299), (169, 2388665), (299, 1350115), (845, 477733), (1495, 270023), (3887, 103855), (19435, 20771)]