259810313

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{467}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 323481600

約数和(自身を除く): 63671287

約数列:

[1, 7, 19, 47, 89, 133, 329, 467, 623, 893, 1691, 3269, 4183, 6251, 8873, 11837, 21949, 29281, 41563, 62111, 79477, 153643, 290941, 417031, 556339, 789697, 1953461, 2919217, 5527879, 13674227, 37115759, 259810313]

約数ペア:

[(1, 259810313), (7, 37115759), (19, 13674227), (47, 5527879), (89, 2919217), (133, 1953461), (329, 789697), (467, 556339), (623, 417031), (893, 290941), (1691, 153643), (3269, 79477), (4183, 62111), (6251, 41563), (8873, 29281), (11837, 21949)]