856485

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{2719}}^1$

素因数の和:2737

約数の個数: 24

約数和(自身を含む): 1697280

約数和(自身を除く): 840795

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 2719, 8157, 13595, 19033, 24471, 40785, 57099, 95165, 122355, 171297, 285495, 856485]

約数ペア:

[(1, 856485), (3, 285495), (5, 171297), (7, 122355), (9, 95165), (15, 57099), (21, 40785), (35, 24471), (45, 19033), (63, 13595), (105, 8157), (315, 2719)]