27980121

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31193}}^1$

素因数の和:31232

約数の個数: 16

約数和(自身を含む): 41924736

約数和(自身を除く): 13944615

約数列:

[1, 3, 13, 23, 39, 69, 299, 897, 31193, 93579, 405509, 717439, 1216527, 2152317, 9326707, 27980121]

約数ペア:

[(1, 27980121), (3, 9326707), (13, 2152317), (23, 1216527), (39, 717439), (69, 405509), (299, 93579), (897, 31193)]