28288629

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{61631}}^1$

素因数の和:61657

約数の個数: 16

約数和(自身を含む): 44375040

約数和(自身を除く): 16086411

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 61631, 184893, 554679, 1047727, 1664037, 3143181, 9429543, 28288629]

約数ペア:

[(1, 28288629), (3, 9429543), (9, 3143181), (17, 1664037), (27, 1047727), (51, 554679), (153, 184893), (459, 61631)]