31783221

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{49739}}^1$

素因数の和:49816

約数の個数: 12

約数和(自身を含む): 46556640

約数和(自身を除く): 14773419

約数列:

[1, 3, 9, 71, 213, 639, 49739, 149217, 447651, 3531469, 10594407, 31783221]

約数ペア:

[(1, 31783221), (3, 10594407), (9, 3531469), (71, 447651), (213, 149217), (639, 49739)]