2565549

素因数分解:

$3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{211}}^1$

素因数の和:417

約数の個数: 24

約数和(自身を含む): 4277312

約数和(自身を除く): 1711763

約数列:

[1, 3, 7, 9, 21, 63, 193, 211, 579, 633, 1351, 1477, 1737, 1899, 4053, 4431, 12159, 13293, 40723, 122169, 285061, 366507, 855183, 2565549]

約数ペア:

[(1, 2565549), (3, 855183), (7, 366507), (9, 285061), (21, 122169), (63, 40723), (193, 13293), (211, 12159), (579, 4431), (633, 4053), (1351, 1899), (1477, 1737)]