28931229

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{63031}}^1$

素因数の和:63057

約数の個数: 16

約数和(自身を含む): 45383040

約数和(自身を除く): 16451811

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 63031, 189093, 567279, 1071527, 1701837, 3214581, 9643743, 28931229]

約数ペア:

[(1, 28931229), (3, 9643743), (9, 3214581), (17, 1701837), (27, 1071527), (51, 567279), (153, 189093), (459, 63031)]