51006815

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1811}}^1$

素因数の和:1990

約数の個数: 16

約数和(自身を含む): 63144576

約数和(自身を除く): 12137761

約数列:

[1, 5, 43, 131, 215, 655, 1811, 5633, 9055, 28165, 77873, 237241, 389365, 1186205, 10201363, 51006815]

約数ペア:

[(1, 51006815), (5, 10201363), (43, 1186205), (131, 389365), (215, 237241), (655, 77873), (1811, 28165), (5633, 9055)]