28357542

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{22189}}^1$

素因数の和:22268

約数の個数: 24

約数和(自身を含む): 62309520

約数和(自身を除く): 33951978

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 22189, 44378, 66567, 133134, 199701, 399402, 1575419, 3150838, 4726257, 9452514, 14178771, 28357542]

約数ペア:

[(1, 28357542), (2, 14178771), (3, 9452514), (6, 4726257), (9, 3150838), (18, 1575419), (71, 399402), (142, 199701), (213, 133134), (426, 66567), (639, 44378), (1278, 22189)]