4080510721

素因数分解:

$7^2\times {\mathrm{199}}^1\times {\mathrm{418471}}^1$

素因数の和:418684

約数の個数: 12

約数和(自身を含む): 4770580800

約数和(自身を除く): 690070079

約数列:

[1, 7, 49, 199, 1393, 9751, 418471, 2929297, 20505079, 83275729, 582930103, 4080510721]

約数ペア:

[(1, 4080510721), (7, 582930103), (49, 83275729), (199, 20505079), (1393, 2929297), (9751, 418471)]