261640953

素因数分解:

$3^2\times 7^1\times {\mathrm{467}}^1\times {\mathrm{8893}}^1$

素因数の和:9373

約数の個数: 24

約数和(自身を含む): 432888768

約数和(自身を除く): 171247815

約数列:

[1, 3, 7, 9, 21, 63, 467, 1401, 3269, 4203, 8893, 9807, 26679, 29421, 62251, 80037, 186753, 560259, 4153031, 12459093, 29071217, 37377279, 87213651, 261640953]

約数ペア:

[(1, 261640953), (3, 87213651), (7, 37377279), (9, 29071217), (21, 12459093), (63, 4153031), (467, 560259), (1401, 186753), (3269, 80037), (4203, 62251), (8893, 29421), (9807, 26679)]