80001027

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:381

約数の個数: 40

約数和(自身を含む): 124027904

約数和(自身を除く): 44026877

約数列:

[1, 3, 9, 27, 43, 81, 103, 129, 223, 309, 387, 669, 927, 1161, 2007, 2781, 3483, 4429, 6021, 8343, 9589, 13287, 18063, 22969, 28767, 39861, 68907, 86301, 119583, 206721, 258903, 358749, 620163, 776709, 987667, 1860489, 2963001, 8889003, 26667009, 80001027]

約数ペア:

[(1, 80001027), (3, 26667009), (9, 8889003), (27, 2963001), (43, 1860489), (81, 987667), (103, 776709), (129, 620163), (223, 358749), (309, 258903), (387, 206721), (669, 119583), (927, 86301), (1161, 68907), (2007, 39861), (2781, 28767), (3483, 22969), (4429, 18063), (6021, 13287), (8343, 9589)]