28208697

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20849}}^1$

素因数の和:20904

約数の個数: 16

約数和(自身を含む): 42033600

約数和(自身を除く): 13824903

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 20849, 62547, 229339, 688017, 854809, 2564427, 9402899, 28208697]

約数ペア:

[(1, 28208697), (3, 9402899), (11, 2564427), (33, 854809), (41, 688017), (123, 229339), (451, 62547), (1353, 20849)]