13890459

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{18301}}^1$

素因数の和:18338

約数の個数: 16

約数和(自身を含む): 21083904

約数和(自身を除く): 7193445

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 18301, 54903, 201311, 420923, 603933, 1262769, 4630153, 13890459]

約数ペア:

[(1, 13890459), (3, 4630153), (11, 1262769), (23, 603933), (33, 420923), (69, 201311), (253, 54903), (759, 18301)]