28577829

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{3187}}^1$

素因数の和:3265

約数の個数: 24

約数和(自身を含む): 45065568

約数和(自身を除く): 16487739

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 1281, 2989, 3187, 8967, 9561, 22309, 66927, 156163, 194407, 468489, 583221, 1360849, 4082547, 9525943, 28577829]

約数ペア:

[(1, 28577829), (3, 9525943), (7, 4082547), (21, 1360849), (49, 583221), (61, 468489), (147, 194407), (183, 156163), (427, 66927), (1281, 22309), (2989, 9561), (3187, 8967)]