393290271

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{2081}}^1$

素因数の和:2204

約数の個数: 48

約数和(自身を含む): 654780672

約数和(自身を除く): 261490401

約数列:

[1, 3, 9, 11, 23, 33, 69, 83, 99, 207, 249, 253, 747, 759, 913, 1909, 2081, 2277, 2739, 5727, 6243, 8217, 17181, 18729, 20999, 22891, 47863, 62997, 68673, 143589, 172723, 188991, 206019, 430767, 518169, 526493, 1554507, 1579479, 1899953, 3972629, 4738437, 5699859, 11917887, 17099577, 35753661, 43698919, 131096757, 393290271]

約数ペア:

[(1, 393290271), (3, 131096757), (9, 43698919), (11, 35753661), (23, 17099577), (33, 11917887), (69, 5699859), (83, 4738437), (99, 3972629), (207, 1899953), (249, 1579479), (253, 1554507), (747, 526493), (759, 518169), (913, 430767), (1909, 206019), (2081, 188991), (2277, 172723), (2739, 143589), (5727, 68673), (6243, 62997), (8217, 47863), (17181, 22891), (18729, 20999)]