28072569

素因数分解:

$3^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{4217}}^1$

素因数の和:4544

約数の個数: 16

約数和(自身を含む): 42922368

約数和(自身を除く): 14849799

約数列:

[1, 3, 7, 21, 317, 951, 2219, 4217, 6657, 12651, 29519, 88557, 1336789, 4010367, 9357523, 28072569]

約数ペア:

[(1, 28072569), (3, 9357523), (7, 4010367), (21, 1336789), (317, 88557), (951, 29519), (2219, 12651), (4217, 6657)]