779395813

素因数分解:

$7^4\times {\mathrm{83}}^1\times {\mathrm{3911}}^1$

素因数の和:4022

約数の個数: 20

約数和(自身を含む): 920431008

約数和(自身を除く): 141035195

約数列:

[1, 7, 49, 83, 343, 581, 2401, 3911, 4067, 27377, 28469, 191639, 199283, 324613, 1341473, 2272291, 9390311, 15906037, 111342259, 779395813]

約数ペア:

[(1, 779395813), (7, 111342259), (49, 15906037), (83, 9390311), (343, 2272291), (581, 1341473), (2401, 324613), (3911, 199283), (4067, 191639), (27377, 28469)]