256345881

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{193}}^1\times {\mathrm{3659}}^1$

素因数の和:3877

約数の個数: 24

約数和(自身を含む): 377741280

約数和(自身を除く): 121395399

約数列:

[1, 3, 11, 33, 121, 193, 363, 579, 2123, 3659, 6369, 10977, 23353, 40249, 70059, 120747, 442739, 706187, 1328217, 2118561, 7768057, 23304171, 85448627, 256345881]

約数ペア:

[(1, 256345881), (3, 85448627), (11, 23304171), (33, 7768057), (121, 2118561), (193, 1328217), (363, 706187), (579, 442739), (2123, 120747), (3659, 70059), (6369, 40249), (10977, 23353)]