208029731

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4637}}^1$

素因数の和:4703

約数の個数: 32

約数和(自身を含む): 280506240

約数和(自身を除く): 72476509

約数列:

[1, 7, 13, 17, 29, 91, 119, 203, 221, 377, 493, 1547, 2639, 3451, 4637, 6409, 32459, 44863, 60281, 78829, 134473, 421967, 551803, 941311, 1024777, 1748149, 2286041, 7173439, 12237043, 16002287, 29718533, 208029731]

約数ペア:

[(1, 208029731), (7, 29718533), (13, 16002287), (17, 12237043), (29, 7173439), (91, 2286041), (119, 1748149), (203, 1024777), (221, 941311), (377, 551803), (493, 421967), (1547, 134473), (2639, 78829), (3451, 60281), (4637, 44863), (6409, 32459)]