858245

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:484

約数の個数: 16

約数和(自身を含む): 1140480

約数和(自身を除く): 282235

約数列:

[1, 5, 17, 23, 85, 115, 391, 439, 1955, 2195, 7463, 10097, 37315, 50485, 171649, 858245]

約数ペア:

[(1, 858245), (5, 171649), (17, 50485), (23, 37315), (85, 10097), (115, 7463), (391, 2195), (439, 1955)]