56995281

素因数分解:

$3^2\times 7^3\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:563

約数の個数: 48

約数和(自身を含む): 98800000

約数和(自身を除く): 41804719

約数列:

[1, 3, 7, 9, 21, 37, 49, 63, 111, 147, 259, 333, 343, 441, 499, 777, 1029, 1497, 1813, 2331, 3087, 3493, 4491, 5439, 10479, 12691, 16317, 18463, 24451, 31437, 38073, 55389, 73353, 114219, 129241, 166167, 171157, 220059, 387723, 513471, 904687, 1163169, 1540413, 2714061, 6332809, 8142183, 18998427, 56995281]

約数ペア:

[(1, 56995281), (3, 18998427), (7, 8142183), (9, 6332809), (21, 2714061), (37, 1540413), (49, 1163169), (63, 904687), (111, 513471), (147, 387723), (259, 220059), (333, 171157), (343, 166167), (441, 129241), (499, 114219), (777, 73353), (1029, 55389), (1497, 38073), (1813, 31437), (2331, 24451), (3087, 18463), (3493, 16317), (4491, 12691), (5439, 10479)]