28768261

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{479}}^1$

素因数の和:636

約数の個数: 16

約数和(自身を含む): 31680000

約数和(自身を除く): 2911739

約数列:

[1, 19, 29, 109, 479, 551, 2071, 3161, 9101, 13891, 52211, 60059, 263929, 992009, 1514119, 28768261]

約数ペア:

[(1, 28768261), (19, 1514119), (29, 992009), (109, 263929), (479, 60059), (551, 52211), (2071, 13891), (3161, 9101)]