31860468

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{6367}}^1$

素因数の和:6516

約数の個数: 36

約数和(自身を含む): 81128320

約数和(自身を除く): 49267852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 6367, 12734, 19101, 25468, 38202, 57303, 76404, 114606, 229212, 885013, 1770026, 2655039, 3540052, 5310078, 7965117, 10620156, 15930234, 31860468]

約数ペア:

[(1, 31860468), (2, 15930234), (3, 10620156), (4, 7965117), (6, 5310078), (9, 3540052), (12, 2655039), (18, 1770026), (36, 885013), (139, 229212), (278, 114606), (417, 76404), (556, 57303), (834, 38202), (1251, 25468), (1668, 19101), (2502, 12734), (5004, 6367)]