2219125

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{433}}^1$

素因数の和:489

約数の個数: 16

約数和(自身を含む): 2843568

約数和(自身を除く): 624443

約数列:

[1, 5, 25, 41, 125, 205, 433, 1025, 2165, 5125, 10825, 17753, 54125, 88765, 443825, 2219125]

約数ペア:

[(1, 2219125), (5, 443825), (25, 88765), (41, 54125), (125, 17753), (205, 10825), (433, 5125), (1025, 2165)]