28419732

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1669}}^1$

素因数の和:1733

約数の個数: 72

約数和(自身を含む): 80240160

約数和(自身を除く): 51820428

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 66, 86, 99, 129, 132, 172, 198, 258, 387, 396, 473, 516, 774, 946, 1419, 1548, 1669, 1892, 2838, 3338, 4257, 5007, 5676, 6676, 8514, 10014, 15021, 17028, 18359, 20028, 30042, 36718, 55077, 60084, 71767, 73436, 110154, 143534, 165231, 215301, 220308, 287068, 330462, 430602, 645903, 660924, 789437, 861204, 1291806, 1578874, 2368311, 2583612, 3157748, 4736622, 7104933, 9473244, 14209866, 28419732]

約数ペア:

[(1, 28419732), (2, 14209866), (3, 9473244), (4, 7104933), (6, 4736622), (9, 3157748), (11, 2583612), (12, 2368311), (18, 1578874), (22, 1291806), (33, 861204), (36, 789437), (43, 660924), (44, 645903), (66, 430602), (86, 330462), (99, 287068), (129, 220308), (132, 215301), (172, 165231), (198, 143534), (258, 110154), (387, 73436), (396, 71767), (473, 60084), (516, 55077), (774, 36718), (946, 30042), (1419, 20028), (1548, 18359), (1669, 17028), (1892, 15021), (2838, 10014), (3338, 8514), (4257, 6676), (5007, 5676)]