2721365811

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{18077}}^1$

素因数の和:18515

約数の個数: 24

約数和(自身を含む): 4032840240

約数和(自身を除く): 1311474429

約数列:

[1, 3, 9, 43, 129, 387, 389, 1167, 3501, 16727, 18077, 50181, 54231, 150543, 162693, 777311, 2331933, 6995799, 7031953, 21095859, 63287577, 302373979, 907121937, 2721365811]

約数ペア:

[(1, 2721365811), (3, 907121937), (9, 302373979), (43, 63287577), (129, 21095859), (387, 7031953), (389, 6995799), (1167, 2331933), (3501, 777311), (16727, 162693), (18077, 150543), (50181, 54231)]