201919311

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{226621}}^1$

素因数の和:226644

約数の個数: 20

約数和(自身を含む): 329055144

約数和(自身を除く): 127135833

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 226621, 679863, 2039589, 2492831, 6118767, 7478493, 18356301, 22435479, 67306437, 201919311]

約数ペア:

[(1, 201919311), (3, 67306437), (9, 22435479), (11, 18356301), (27, 7478493), (33, 6118767), (81, 2492831), (99, 2039589), (297, 679863), (891, 226621)]