27696879

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{3209}}^1$

素因数の和:3359

約数の個数: 24

約数和(自身を含む): 46069920

約数和(自身を除く): 18373041

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 2877, 3209, 8631, 9627, 22463, 28881, 67389, 202167, 439633, 1318899, 3077431, 3956697, 9232293, 27696879]

約数ペア:

[(1, 27696879), (3, 9232293), (7, 3956697), (9, 3077431), (21, 1318899), (63, 439633), (137, 202167), (411, 67389), (959, 28881), (1233, 22463), (2877, 9627), (3209, 8631)]