261913212

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{60127}}^1$

素因数の和:60159

約数の個数: 54

約数和(自身を含む): 727729184

約数和(自身を除く): 465815972

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 60127, 120254, 180381, 240508, 360762, 541143, 661397, 721524, 1082286, 1322794, 1984191, 2164572, 2645588, 3968382, 5952573, 7275367, 7936764, 11905146, 14550734, 21826101, 23810292, 29101468, 43652202, 65478303, 87304404, 130956606, 261913212]

約数ペア:

[(1, 261913212), (2, 130956606), (3, 87304404), (4, 65478303), (6, 43652202), (9, 29101468), (11, 23810292), (12, 21826101), (18, 14550734), (22, 11905146), (33, 7936764), (36, 7275367), (44, 5952573), (66, 3968382), (99, 2645588), (121, 2164572), (132, 1984191), (198, 1322794), (242, 1082286), (363, 721524), (396, 661397), (484, 541143), (726, 360762), (1089, 240508), (1452, 180381), (2178, 120254), (4356, 60127)]