13581891

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{21871}}^1$

素因数の和:21903

約数の個数: 16

約数和(自身を含む): 20997120

約数和(自身を除く): 7415229

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 21871, 65613, 196839, 503033, 590517, 1509099, 4527297, 13581891]

約数ペア:

[(1, 13581891), (3, 4527297), (9, 1509099), (23, 590517), (27, 503033), (69, 196839), (207, 65613), (621, 21871)]