57180277

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 75479040

約数和(自身を除く): 18298763

約数列:

[1, 7, 11, 23, 77, 83, 161, 253, 389, 581, 913, 1771, 1909, 2723, 4279, 6391, 8947, 13363, 20999, 29953, 32287, 62629, 98417, 146993, 226009, 355157, 688919, 742601, 2486099, 5198207, 8168611, 57180277]

約数ペア:

[(1, 57180277), (7, 8168611), (11, 5198207), (23, 2486099), (77, 742601), (83, 688919), (161, 355157), (253, 226009), (389, 146993), (581, 98417), (913, 62629), (1771, 32287), (1909, 29953), (2723, 20999), (4279, 13363), (6391, 8947)]