1280451205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{541417}}^1$

素因数の和:541476

約数の個数: 16

約数和(自身を含む): 1715212224

約数和(自身を除く): 434761019

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 541417, 2707085, 5955587, 23280931, 29777935, 116404655, 256090241, 1280451205]

約数ペア:

[(1, 1280451205), (5, 256090241), (11, 116404655), (43, 29777935), (55, 23280931), (215, 5955587), (473, 2707085), (2365, 541417)]