28012827

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{2243}}^1$

素因数の和:2450

約数の個数: 16

約数和(自身を含む): 39207168

約数和(自身を除く): 11194341

約数列:

[1, 3, 23, 69, 181, 543, 2243, 4163, 6729, 12489, 51589, 154767, 405983, 1217949, 9337609, 28012827]

約数ペア:

[(1, 28012827), (3, 9337609), (23, 1217949), (69, 405983), (181, 154767), (543, 51589), (2243, 12489), (4163, 6729)]