28683621

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{86137}}^1$

素因数の和:86180

約数の個数: 12

約数和(自身を含む): 42552172

約数和(自身を除く): 13868551

約数列:

[1, 3, 9, 37, 111, 333, 86137, 258411, 775233, 3187069, 9561207, 28683621]

約数ペア:

[(1, 28683621), (3, 9561207), (9, 3187069), (37, 775233), (111, 258411), (333, 86137)]