27742419

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{20147}}^1$

素因数の和:20176

約数の個数: 20

約数和(自身を含む): 43882344

約数和(自身を除く): 16139925

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 20147, 60441, 181323, 342499, 543969, 1027497, 1631907, 3082491, 9247473, 27742419]

約数ペア:

[(1, 27742419), (3, 9247473), (9, 3082491), (17, 1631907), (27, 1027497), (51, 543969), (81, 342499), (153, 181323), (459, 60441), (1377, 20147)]