2851215

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1451}}^1$

素因数の和:1590

約数の個数: 16

約数和(自身を含む): 4599936

約数和(自身を除く): 1748721

約数列:

[1, 3, 5, 15, 131, 393, 655, 1451, 1965, 4353, 7255, 21765, 190081, 570243, 950405, 2851215]

約数ペア:

[(1, 2851215), (3, 950405), (5, 570243), (15, 190081), (131, 21765), (393, 7255), (655, 4353), (1451, 1965)]