31497110

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{21139}}^1$

素因数の和:21295

約数の個数: 16

約数和(自身を含む): 57078000

約数和(自身を除く): 25580890

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 21139, 42278, 105695, 211390, 3149711, 6299422, 15748555, 31497110]

約数ペア:

[(1, 31497110), (2, 15748555), (5, 6299422), (10, 3149711), (149, 211390), (298, 105695), (745, 42278), (1490, 21139)]