16697425

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:513

約数の個数: 24

約数和(自身を含む): 21962880

約数和(自身を除く): 5265455

約数列:

[1, 5, 23, 25, 71, 115, 355, 409, 575, 1633, 1775, 2045, 8165, 9407, 10225, 29039, 40825, 47035, 145195, 235175, 667897, 725975, 3339485, 16697425]

約数ペア:

[(1, 16697425), (5, 3339485), (23, 725975), (25, 667897), (71, 235175), (115, 145195), (355, 47035), (409, 40825), (575, 29039), (1633, 10225), (1775, 9407), (2045, 8165)]