28393563

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{863}}^1\times {\mathrm{997}}^1$

素因数の和:1874

約数の個数: 16

約数和(自身を含む): 41389056

約数和(自身を除く): 12995493

約数列:

[1, 3, 11, 33, 863, 997, 2589, 2991, 9493, 10967, 28479, 32901, 860411, 2581233, 9464521, 28393563]

約数ペア:

[(1, 28393563), (3, 9464521), (11, 2581233), (33, 860411), (863, 32901), (997, 28479), (2589, 10967), (2991, 9493)]