259981953

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{4153}}^1$

素因数の和:4445

約数の個数: 32

約数和(自身を含む): 433876992

約数和(自身を除く): 173895039

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 271, 813, 1897, 2981, 4153, 5691, 8943, 12459, 20867, 29071, 45683, 62601, 87213, 137049, 319781, 959343, 1125463, 3376389, 7878241, 12380093, 23634723, 37140279, 86660651, 259981953]

約数ペア:

[(1, 259981953), (3, 86660651), (7, 37140279), (11, 23634723), (21, 12380093), (33, 7878241), (77, 3376389), (231, 1125463), (271, 959343), (813, 319781), (1897, 137049), (2981, 87213), (4153, 62601), (5691, 45683), (8943, 29071), (12459, 20867)]