31977909

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{9629}}^1$

素因数の和:9682

約数の個数: 20

約数和(自身を含む): 48939660

約数和(自身を除く): 16961751

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 9629, 28887, 86661, 259983, 394789, 779949, 1184367, 3553101, 10659303, 31977909]

約数ペア:

[(1, 31977909), (3, 10659303), (9, 3553101), (27, 1184367), (41, 779949), (81, 394789), (123, 259983), (369, 86661), (1107, 28887), (3321, 9629)]