15697895

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1109}}^1$

素因数の和:1282

約数の個数: 16

約数和(自身を含む): 19980000

約数和(自身を除く): 4282105

約数列:

[1, 5, 19, 95, 149, 745, 1109, 2831, 5545, 14155, 21071, 105355, 165241, 826205, 3139579, 15697895]

約数ペア:

[(1, 15697895), (5, 3139579), (19, 826205), (95, 165241), (149, 105355), (745, 21071), (1109, 14155), (2831, 5545)]