71221779

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{1229}}^1$

素因数の和:1419

約数の個数: 24

約数和(自身を含む): 105917760

約数和(自身を除く): 34695981

約数列:

[1, 3, 9, 47, 137, 141, 411, 423, 1229, 1233, 3687, 6439, 11061, 19317, 57763, 57951, 168373, 173289, 505119, 519867, 1515357, 7913531, 23740593, 71221779]

約数ペア:

[(1, 71221779), (3, 23740593), (9, 7913531), (47, 1515357), (137, 519867), (141, 505119), (411, 173289), (423, 168373), (1229, 57951), (1233, 57763), (3687, 19317), (6439, 11061)]