81502929

素因数分解:

$3^7\times {\mathrm{83}}^1\times {\mathrm{449}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 123984000

約数和(自身を除く): 42481071

約数列:

[1, 3, 9, 27, 81, 83, 243, 249, 449, 729, 747, 1347, 2187, 2241, 4041, 6723, 12123, 20169, 36369, 37267, 60507, 109107, 111801, 181521, 327321, 335403, 981963, 1006209, 3018627, 9055881, 27167643, 81502929]

約数ペア:

[(1, 81502929), (3, 27167643), (9, 9055881), (27, 3018627), (81, 1006209), (83, 981963), (243, 335403), (249, 327321), (449, 181521), (729, 111801), (747, 109107), (1347, 60507), (2187, 37267), (2241, 36369), (4041, 20169), (6723, 12123)]