28774449

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{12637}}^1$

素因数の和:12677

約数の個数: 24

約数和(自身を含む): 47316672

約数和(自身を除く): 18542223

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 12637, 37911, 113733, 139007, 290651, 417021, 871953, 1251063, 2615859, 3197161, 9591483, 28774449]

約数ペア:

[(1, 28774449), (3, 9591483), (9, 3197161), (11, 2615859), (23, 1251063), (33, 871953), (69, 417021), (99, 290651), (207, 139007), (253, 113733), (759, 37911), (2277, 12637)]