4052105

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:496

約数の個数: 16

約数和(自身を含む): 5094144

約数和(自身を除く): 1042039

約数列:

[1, 5, 43, 47, 215, 235, 401, 2005, 2021, 10105, 17243, 18847, 86215, 94235, 810421, 4052105]

約数ペア:

[(1, 4052105), (5, 810421), (43, 94235), (47, 86215), (215, 18847), (235, 17243), (401, 10105), (2005, 2021)]