31520512221

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{2117887}}^1$

素因数の和:2117953

約数の個数: 24

約数和(自身を含む): 47322089472

約数和(自身を除く): 15801577251

約数列:

[1, 3, 11, 33, 41, 121, 123, 363, 451, 1353, 4961, 14883, 2117887, 6353661, 23296757, 69890271, 86833367, 256264327, 260500101, 768792981, 955167037, 2865501111, 10506837407, 31520512221]

約数ペア:

[(1, 31520512221), (3, 10506837407), (11, 2865501111), (33, 955167037), (41, 768792981), (121, 260500101), (123, 256264327), (363, 86833367), (451, 69890271), (1353, 23296757), (4961, 6353661), (14883, 2117887)]