31330551

素因数分解:

$3^1\times 7^2\times {\mathrm{213133}}^1$

素因数の和:213150

約数の個数: 12

約数和(自身を含む): 48594552

約数和(自身を除く): 17264001

約数列:

[1, 3, 7, 21, 49, 147, 213133, 639399, 1491931, 4475793, 10443517, 31330551]

約数ペア:

[(1, 31330551), (3, 10443517), (7, 4475793), (21, 1491931), (49, 639399), (147, 213133)]