2165475

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2221}}^1$

素因数の和:2247

約数の個数: 24

約数和(自身を含む): 3857392

約数和(自身を除く): 1691917

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 2221, 6663, 11105, 28873, 33315, 55525, 86619, 144365, 166575, 433095, 721825, 2165475]

約数ペア:

[(1, 2165475), (3, 721825), (5, 433095), (13, 166575), (15, 144365), (25, 86619), (39, 55525), (65, 33315), (75, 28873), (195, 11105), (325, 6663), (975, 2221)]