1375230717

素因数分解:

$3^4\times 7^3\times {\mathrm{49499}}^1$

素因数の和:49532

約数の個数: 40

約数和(自身を含む): 2395800000

約数和(自身を除く): 1020569283

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 343, 441, 567, 1029, 1323, 3087, 3969, 9261, 27783, 49499, 148497, 346493, 445491, 1039479, 1336473, 2425451, 3118437, 4009419, 7276353, 9355311, 16978157, 21829059, 28065933, 50934471, 65487177, 152803413, 196461531, 458410239, 1375230717]

約数ペア:

[(1, 1375230717), (3, 458410239), (7, 196461531), (9, 152803413), (21, 65487177), (27, 50934471), (49, 28065933), (63, 21829059), (81, 16978157), (147, 9355311), (189, 7276353), (343, 4009419), (441, 3118437), (567, 2425451), (1029, 1336473), (1323, 1039479), (3087, 445491), (3969, 346493), (9261, 148497), (27783, 49499)]