12705156

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{2539}}^1$

素因数の和:2688

約数の個数: 36

約数和(自身を含む): 32359600

約数和(自身を除く): 19654444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 2539, 5004, 5078, 7617, 10156, 15234, 22851, 30468, 45702, 91404, 352921, 705842, 1058763, 1411684, 2117526, 3176289, 4235052, 6352578, 12705156]

約数ペア:

[(1, 12705156), (2, 6352578), (3, 4235052), (4, 3176289), (6, 2117526), (9, 1411684), (12, 1058763), (18, 705842), (36, 352921), (139, 91404), (278, 45702), (417, 30468), (556, 22851), (834, 15234), (1251, 10156), (1668, 7617), (2502, 5078), (2539, 5004)]