2053201311

素因数分解:

$3^3\times 7^1\times {\mathrm{919}}^1\times {\mathrm{11821}}^1$

素因数の和:12756

約数の個数: 32

約数和(自身を含む): 3480396800

約数和(自身を除く): 1427195489

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 919, 2757, 6433, 8271, 11821, 19299, 24813, 35463, 57897, 82747, 106389, 173691, 248241, 319167, 744723, 2234169, 10863499, 32590497, 76044493, 97771491, 228133479, 293314473, 684400437, 2053201311]

約数ペア:

[(1, 2053201311), (3, 684400437), (7, 293314473), (9, 228133479), (21, 97771491), (27, 76044493), (63, 32590497), (189, 10863499), (919, 2234169), (2757, 744723), (6433, 319167), (8271, 248241), (11821, 173691), (19299, 106389), (24813, 82747), (35463, 57897)]