135999

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:108

約数の個数: 20

約数和(自身を含む): 214896

約数和(自身を除く): 78897

約数列:

[1, 3, 9, 23, 27, 69, 73, 81, 207, 219, 621, 657, 1679, 1863, 1971, 5037, 5913, 15111, 45333, 135999]

約数ペア:

[(1, 135999), (3, 45333), (9, 15111), (23, 5913), (27, 5037), (69, 1971), (73, 1863), (81, 1679), (207, 657), (219, 621)]