16448859

素因数分解:

$3^3\times 7^2\times {\mathrm{12433}}^1$

素因数の和:12456

約数の個数: 24

約数和(自身を含む): 28349520

約数和(自身を除く): 11900661

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 12433, 37299, 87031, 111897, 261093, 335691, 609217, 783279, 1827651, 2349837, 5482953, 16448859]

約数ペア:

[(1, 16448859), (3, 5482953), (7, 2349837), (9, 1827651), (21, 783279), (27, 609217), (49, 335691), (63, 261093), (147, 111897), (189, 87031), (441, 37299), (1323, 12433)]