487407789

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{2579}}^1$

素因数の和:2702

約数の個数: 48

約数和(自身を含む): 811399680

約数和(自身を除く): 323991891

約数列:

[1, 3, 9, 11, 23, 33, 69, 83, 99, 207, 249, 253, 747, 759, 913, 1909, 2277, 2579, 2739, 5727, 7737, 8217, 17181, 20999, 23211, 28369, 59317, 62997, 85107, 177951, 188991, 214057, 255321, 533853, 642171, 652487, 1926513, 1957461, 2354627, 4923311, 5872383, 7063881, 14769933, 21191643, 44309799, 54156421, 162469263, 487407789]

約数ペア:

[(1, 487407789), (3, 162469263), (9, 54156421), (11, 44309799), (23, 21191643), (33, 14769933), (69, 7063881), (83, 5872383), (99, 4923311), (207, 2354627), (249, 1957461), (253, 1926513), (747, 652487), (759, 642171), (913, 533853), (1909, 255321), (2277, 214057), (2579, 188991), (2739, 177951), (5727, 85107), (7737, 62997), (8217, 59317), (17181, 28369), (20999, 23211)]