26581989

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{9967}}^1$

素因数の和:10104

約数の個数: 16

約数和(自身を含む): 40828928

約数和(自身を除く): 14246939

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 9967, 29901, 69769, 209307, 1265809, 3797427, 8860663, 26581989]

約数ペア:

[(1, 26581989), (3, 8860663), (7, 3797427), (21, 1265809), (127, 209307), (381, 69769), (889, 29901), (2667, 9967)]