26399853

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 39312000

約数和(自身を除く): 12912147

約数列:

[1, 3, 9, 47, 139, 141, 417, 423, 449, 1251, 1347, 4041, 6533, 19599, 21103, 58797, 62411, 63309, 187233, 189927, 561699, 2933317, 8799951, 26399853]

約数ペア:

[(1, 26399853), (3, 8799951), (9, 2933317), (47, 561699), (139, 189927), (141, 187233), (417, 63309), (423, 62411), (449, 58797), (1251, 21103), (1347, 19599), (4041, 6533)]