208136493

素因数分解:

$3^3\times {\mathrm{163}}^1\times {\mathrm{47293}}^1$

素因数の和:47465

約数の個数: 16

約数和(自身を含む): 310248640

約数和(自身を除く): 102112147

約数列:

[1, 3, 9, 27, 163, 489, 1467, 4401, 47293, 141879, 425637, 1276911, 7708759, 23126277, 69378831, 208136493]

約数ペア:

[(1, 208136493), (3, 69378831), (9, 23126277), (27, 7708759), (163, 1276911), (489, 425637), (1467, 141879), (4401, 47293)]