81150027

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{4639}}^1$

素因数の和:4680

約数の個数: 32

約数和(自身を含む): 133632000

約数和(自身を除く): 52481973

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 343, 357, 833, 1029, 2499, 4639, 5831, 13917, 17493, 32473, 78863, 97419, 227311, 236589, 552041, 681933, 1591177, 1656123, 3864287, 4773531, 11592861, 27050009, 81150027]

約数ペア:

[(1, 81150027), (3, 27050009), (7, 11592861), (17, 4773531), (21, 3864287), (49, 1656123), (51, 1591177), (119, 681933), (147, 552041), (343, 236589), (357, 227311), (833, 97419), (1029, 78863), (2499, 32473), (4639, 17493), (5831, 13917)]