245747560513

素因数分解:

$7^3\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{69499}}^1$

素因数の和:69607

約数の個数: 48

約数和(自身を含む): 315418800000

約数和(自身を除く): 69671239487

約数列:

[1, 7, 13, 49, 61, 91, 169, 343, 427, 637, 793, 1183, 2989, 4459, 5551, 8281, 10309, 20923, 38857, 57967, 69499, 72163, 271999, 486493, 505141, 903487, 3405451, 3535987, 4239439, 6324409, 11745331, 23838157, 29676073, 44270863, 55112707, 82217317, 207732511, 309896041, 385788949, 575521219, 716465191, 1454127577, 2700522643, 4028648533, 5015256337, 18903658501, 35106794359, 245747560513]

約数ペア:

[(1, 245747560513), (7, 35106794359), (13, 18903658501), (49, 5015256337), (61, 4028648533), (91, 2700522643), (169, 1454127577), (343, 716465191), (427, 575521219), (637, 385788949), (793, 309896041), (1183, 207732511), (2989, 82217317), (4459, 55112707), (5551, 44270863), (8281, 29676073), (10309, 23838157), (20923, 11745331), (38857, 6324409), (57967, 4239439), (69499, 3535987), (72163, 3405451), (271999, 903487), (486493, 505141)]