51426081

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{11497}}^1$

素因数の和:11581

約数の個数: 24

約数和(自身を含む): 86097024

約数和(自身を除く): 34670943

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 11497, 34491, 80479, 103473, 241437, 724311, 816287, 2448861, 5714009, 7346583, 17142027, 51426081]

約数ペア:

[(1, 51426081), (3, 17142027), (7, 7346583), (9, 5714009), (21, 2448861), (63, 816287), (71, 724311), (213, 241437), (497, 103473), (639, 80479), (1491, 34491), (4473, 11497)]