3905261995

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{399107}}^1$

素因数の和:399234

約数の個数: 16

約数和(自身を含む): 4980867840

約数和(自身を除く): 1075605845

約数列:

[1, 5, 19, 95, 103, 515, 1957, 9785, 399107, 1995535, 7583033, 37915165, 41108021, 205540105, 781052399, 3905261995]

約数ペア:

[(1, 3905261995), (5, 781052399), (19, 205540105), (95, 41108021), (103, 37915165), (515, 7583033), (1957, 1995535), (9785, 399107)]