28067919

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{7949}}^1$

素因数の和:8070

約数の個数: 16

約数和(自身を含む): 41212800

約数和(自身を除く): 13144881

約数列:

[1, 3, 11, 33, 107, 321, 1177, 3531, 7949, 23847, 87439, 262317, 850543, 2551629, 9355973, 28067919]

約数ペア:

[(1, 28067919), (3, 9355973), (11, 2551629), (33, 850543), (107, 262317), (321, 87439), (1177, 23847), (3531, 7949)]