13387405

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{877}}^1$

素因数の和:996

約数の個数: 16

約数和(自身を含む): 16689024

約数和(自身を除く): 3301619

約数列:

[1, 5, 43, 71, 215, 355, 877, 3053, 4385, 15265, 37711, 62267, 188555, 311335, 2677481, 13387405]

約数ペア:

[(1, 13387405), (5, 2677481), (43, 311335), (71, 188555), (215, 62267), (355, 37711), (877, 15265), (3053, 4385)]