31318310

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{21019}}^1$

素因数の和:21175

約数の個数: 16

約数和(自身を含む): 56754000

約数和(自身を除く): 25435690

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 21019, 42038, 105095, 210190, 3131831, 6263662, 15659155, 31318310]

約数ペア:

[(1, 31318310), (2, 15659155), (5, 6263662), (10, 3131831), (149, 210190), (298, 105095), (745, 42038), (1490, 21019)]