428717907

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{690367}}^1$

素因数の和:690399

約数の個数: 16

約数和(自身を含む): 662753280

約数和(自身を除く): 234035373

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 690367, 2071101, 6213303, 15878441, 18639909, 47635323, 142905969, 428717907]

約数ペア:

[(1, 428717907), (3, 142905969), (9, 47635323), (23, 18639909), (27, 15878441), (69, 6213303), (207, 2071101), (621, 690367)]