139231143

素因数分解:

$3^4\times {\mathrm{677}}^1\times {\mathrm{2539}}^1$

素因数の和:3228

約数の個数: 20

約数和(自身を含む): 208376520

約数和(自身を除く): 69145377

約数列:

[1, 3, 9, 27, 81, 677, 2031, 2539, 6093, 7617, 18279, 22851, 54837, 68553, 205659, 1718903, 5156709, 15470127, 46410381, 139231143]

約数ペア:

[(1, 139231143), (3, 46410381), (9, 15470127), (27, 5156709), (81, 1718903), (677, 205659), (2031, 68553), (2539, 54837), (6093, 22851), (7617, 18279)]