2557359

素因数分解:

$3^3\times 7^2\times {\mathrm{1933}}^1$

素因数の和:1956

約数の個数: 24

約数和(自身を含む): 4409520

約数和(自身を除く): 1852161

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 1933, 5799, 13531, 17397, 40593, 52191, 94717, 121779, 284151, 365337, 852453, 2557359]

約数ペア:

[(1, 2557359), (3, 852453), (7, 365337), (9, 284151), (21, 121779), (27, 94717), (49, 52191), (63, 40593), (147, 17397), (189, 13531), (441, 5799), (1323, 1933)]