28284321

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{593}}^1\times {\mathrm{1223}}^1$

素因数の和:1832

約数の個数: 16

約数和(自身を含む): 40715136

約数和(自身を除く): 12430815

約数列:

[1, 3, 13, 39, 593, 1223, 1779, 3669, 7709, 15899, 23127, 47697, 725239, 2175717, 9428107, 28284321]

約数ペア:

[(1, 28284321), (3, 9428107), (13, 2175717), (39, 725239), (593, 47697), (1223, 23127), (1779, 15899), (3669, 7709)]