28287612

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{5653}}^1$

素因数の和:5802

約数の個数: 36

約数和(自身を含む): 72031960

約数和(自身を除く): 43744348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 5653, 11306, 16959, 22612, 33918, 50877, 67836, 101754, 203508, 785767, 1571534, 2357301, 3143068, 4714602, 7071903, 9429204, 14143806, 28287612]

約数ペア:

[(1, 28287612), (2, 14143806), (3, 9429204), (4, 7071903), (6, 4714602), (9, 3143068), (12, 2357301), (18, 1571534), (36, 785767), (139, 203508), (278, 101754), (417, 67836), (556, 50877), (834, 33918), (1251, 22612), (1668, 16959), (2502, 11306), (5004, 5653)]