2568429

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{857}}^1$

素因数の和:906

約数の個数: 20

約数和(自身を含む): 3945084

約数和(自身を除く): 1376655

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 857, 999, 2571, 2997, 7713, 23139, 31709, 69417, 95127, 285381, 856143, 2568429]

約数ペア:

[(1, 2568429), (3, 856143), (9, 285381), (27, 95127), (37, 69417), (81, 31709), (111, 23139), (333, 7713), (857, 2997), (999, 2571)]