201900531

素因数分解:

$3^1\times 7^2\times {\mathrm{1373473}}^1$

素因数の和:1373490

約数の個数: 12

約数和(自身を含む): 313152072

約数和(自身を除く): 111251541

約数列:

[1, 3, 7, 21, 49, 147, 1373473, 4120419, 9614311, 28842933, 67300177, 201900531]

約数ペア:

[(1, 201900531), (3, 67300177), (7, 28842933), (21, 9614311), (49, 4120419), (147, 1373473)]