28136577

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{31159}}^1$

素因数の和:31212

約数の個数: 16

約数和(自身を含む): 43873280

約数和(自身を除く): 15736703

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 31159, 93477, 218113, 654339, 1339837, 4019511, 9378859, 28136577]

約数ペア:

[(1, 28136577), (3, 9378859), (7, 4019511), (21, 1339837), (43, 654339), (129, 218113), (301, 93477), (903, 31159)]