255736488

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{217463}}^1$

素因数の和:217486

約数の個数: 48

約数和(自身を含む): 743726880

約数和(自身を除く): 487990392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 217463, 434926, 652389, 869852, 1304778, 1522241, 1739704, 2609556, 3044482, 4566723, 5219112, 6088964, 9133446, 10655687, 12177928, 18266892, 21311374, 31967061, 36533784, 42622748, 63934122, 85245496, 127868244, 255736488]

約数ペア:

[(1, 255736488), (2, 127868244), (3, 85245496), (4, 63934122), (6, 42622748), (7, 36533784), (8, 31967061), (12, 21311374), (14, 18266892), (21, 12177928), (24, 10655687), (28, 9133446), (42, 6088964), (49, 5219112), (56, 4566723), (84, 3044482), (98, 2609556), (147, 1739704), (168, 1522241), (196, 1304778), (294, 869852), (392, 652389), (588, 434926), (1176, 217463)]