28228564

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{77551}}^1$

素因数の和:77575

約数の個数: 24

約数和(自身を含む): 60800768

約数和(自身を除く): 32572204

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 77551, 155102, 310204, 542857, 1008163, 1085714, 2016326, 2171428, 4032652, 7057141, 14114282, 28228564]

約数ペア:

[(1, 28228564), (2, 14114282), (4, 7057141), (7, 4032652), (13, 2171428), (14, 2016326), (26, 1085714), (28, 1008163), (52, 542857), (91, 310204), (182, 155102), (364, 77551)]