18281727

素因数分解:

$3^3\times {\mathrm{431}}^1\times {\mathrm{1571}}^1$

素因数の和:2011

約数の個数: 16

約数和(自身を含む): 27164160

約数和(自身を除く): 8882433

約数列:

[1, 3, 9, 27, 431, 1293, 1571, 3879, 4713, 11637, 14139, 42417, 677101, 2031303, 6093909, 18281727]

約数ペア:

[(1, 18281727), (3, 6093909), (9, 2031303), (27, 677101), (431, 42417), (1293, 14139), (1571, 11637), (3879, 4713)]