1155210721

素因数分解:

$7^2\times {\mathrm{199}}^1\times {\mathrm{118471}}^1$

素因数の和:118684

約数の個数: 12

約数和(自身を含む): 1350580800

約数和(自身を除く): 195370079

約数列:

[1, 7, 49, 199, 1393, 9751, 118471, 829297, 5805079, 23575729, 165030103, 1155210721]

約数ペア:

[(1, 1155210721), (7, 165030103), (49, 23575729), (199, 5805079), (1393, 829297), (9751, 118471)]