80854767

素因数分解:

$3^4\times 7^1\times {\mathrm{142601}}^1$

素因数の和:142620

約数の個数: 20

約数和(自身を含む): 138038736

約数和(自身を除く): 57183969

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 142601, 427803, 998207, 1283409, 2994621, 3850227, 8983863, 11550681, 26951589, 80854767]

約数ペア:

[(1, 80854767), (3, 26951589), (7, 11550681), (9, 8983863), (21, 3850227), (27, 2994621), (63, 1283409), (81, 998207), (189, 427803), (567, 142601)]