12878145

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{40883}}^1$

素因数の和:40901

約数の個数: 24

約数和(自身を含む): 25511616

約数和(自身を除く): 12633471

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 40883, 122649, 204415, 286181, 367947, 613245, 858543, 1430905, 1839735, 2575629, 4292715, 12878145]

約数ペア:

[(1, 12878145), (3, 4292715), (5, 2575629), (7, 1839735), (9, 1430905), (15, 858543), (21, 613245), (35, 367947), (45, 286181), (63, 204415), (105, 122649), (315, 40883)]