8642871

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{971}}^1$

素因数の和:1043

約数の個数: 24

約数和(自身を含む): 13343616

約数和(自身を除く): 4700745

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 971, 989, 2913, 2967, 8739, 8901, 22333, 41753, 66999, 125259, 200997, 375777, 960319, 2880957, 8642871]

約数ペア:

[(1, 8642871), (3, 2880957), (9, 960319), (23, 375777), (43, 200997), (69, 125259), (129, 66999), (207, 41753), (387, 22333), (971, 8901), (989, 8739), (2913, 2967)]