13104805

素因数分解:

$5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{601}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 18529560

約数和(自身を除く): 5424755

約数列:

[1, 5, 7, 35, 49, 89, 245, 445, 601, 623, 3005, 3115, 4207, 4361, 21035, 21805, 29449, 53489, 147245, 267445, 374423, 1872115, 2620961, 13104805]

約数ペア:

[(1, 13104805), (5, 2620961), (7, 1872115), (35, 374423), (49, 267445), (89, 147245), (245, 53489), (445, 29449), (601, 21805), (623, 21035), (3005, 4361), (3115, 4207)]