1261320021

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{10780513}}^1$

素因数の和:10780532

約数の個数: 12

約数和(自身を含む): 1962053548

約数和(自身を除く): 700733527

約数列:

[1, 3, 9, 13, 39, 117, 10780513, 32341539, 97024617, 140146669, 420440007, 1261320021]

約数ペア:

[(1, 1261320021), (3, 420440007), (9, 140146669), (13, 97024617), (39, 32341539), (117, 10780513)]