28239201

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{743}}^1$

素因数の和:893

約数の個数: 24

約数和(自身を含む): 42247296

約数和(自身を除く): 14008095

約数列:

[1, 3, 9, 41, 103, 123, 309, 369, 743, 927, 2229, 4223, 6687, 12669, 30463, 38007, 76529, 91389, 229587, 274167, 688761, 3137689, 9413067, 28239201]

約数ペア:

[(1, 28239201), (3, 9413067), (9, 3137689), (41, 688761), (103, 274167), (123, 229587), (309, 91389), (369, 76529), (743, 38007), (927, 30463), (2229, 12669), (4223, 6687)]