203225288

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{647}}^1$

素因数の和:810

約数の個数: 64

約数和(自身を含む): 447897600

約数和(自身を除く): 244672312

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 79, 142, 158, 284, 316, 497, 553, 568, 632, 647, 994, 1106, 1294, 1988, 2212, 2588, 3976, 4424, 4529, 5176, 5609, 9058, 11218, 18116, 22436, 36232, 39263, 44872, 45937, 51113, 78526, 91874, 102226, 157052, 183748, 204452, 314104, 321559, 357791, 367496, 408904, 643118, 715582, 1286236, 1431164, 2572472, 2862328, 3629023, 7258046, 14516092, 25403161, 29032184, 50806322, 101612644, 203225288]

約数ペア:

[(1, 203225288), (2, 101612644), (4, 50806322), (7, 29032184), (8, 25403161), (14, 14516092), (28, 7258046), (56, 3629023), (71, 2862328), (79, 2572472), (142, 1431164), (158, 1286236), (284, 715582), (316, 643118), (497, 408904), (553, 367496), (568, 357791), (632, 321559), (647, 314104), (994, 204452), (1106, 183748), (1294, 157052), (1988, 102226), (2212, 91874), (2588, 78526), (3976, 51113), (4424, 45937), (4529, 44872), (5176, 39263), (5609, 36232), (9058, 22436), (11218, 18116)]