81968404

素因数分解:

$2^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{9413}}^1$

素因数の和:9735

約数の個数: 24

約数和(自身を含む): 164481408

約数和(自身を除く): 82513004

約数列:

[1, 2, 4, 7, 14, 28, 311, 622, 1244, 2177, 4354, 8708, 9413, 18826, 37652, 65891, 131782, 263564, 2927443, 5854886, 11709772, 20492101, 40984202, 81968404]

約数ペア:

[(1, 81968404), (2, 40984202), (4, 20492101), (7, 11709772), (14, 5854886), (28, 2927443), (311, 263564), (622, 131782), (1244, 65891), (2177, 37652), (4354, 18826), (8708, 9413)]