12658905

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{5741}}^1$

素因数の和:5766

約数の個数: 36

約数和(自身を含む): 25528932

約数和(自身を除く): 12870027

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 5741, 17223, 28705, 40187, 51669, 86115, 120561, 200935, 258345, 281309, 361683, 602805, 843927, 1406545, 1808415, 2531781, 4219635, 12658905]

約数ペア:

[(1, 12658905), (3, 4219635), (5, 2531781), (7, 1808415), (9, 1406545), (15, 843927), (21, 602805), (35, 361683), (45, 281309), (49, 258345), (63, 200935), (105, 120561), (147, 86115), (245, 51669), (315, 40187), (441, 28705), (735, 17223), (2205, 5741)]