260249717

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{66509}}^1$

素因数の和:66572

約数の個数: 16

約数和(自身を含む): 327761280

約数和(自身を除く): 67511563

約数列:

[1, 7, 13, 43, 91, 301, 559, 3913, 66509, 465563, 864617, 2859887, 6052319, 20019209, 37178531, 260249717]

約数ペア:

[(1, 260249717), (7, 37178531), (13, 20019209), (43, 6052319), (91, 2859887), (301, 864617), (559, 465563), (3913, 66509)]