6639867

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{18917}}^1$

素因数の和:18939

約数の個数: 16

約数和(自身を含む): 10594080

約数和(自身を除く): 3954213

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 18917, 56751, 170253, 245921, 510759, 737763, 2213289, 6639867]

約数ペア:

[(1, 6639867), (3, 2213289), (9, 737763), (13, 510759), (27, 245921), (39, 170253), (117, 56751), (351, 18917)]