2057121

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{1889}}^1$

素因数の和:1917

約数の個数: 18

約数和(自身を含む): 3267810

約数和(自身を除く): 1210689

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 1889, 5667, 17001, 20779, 62337, 187011, 228569, 685707, 2057121]

約数ペア:

[(1, 2057121), (3, 685707), (9, 228569), (11, 187011), (33, 62337), (99, 20779), (121, 17001), (363, 5667), (1089, 1889)]