405537891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{126691}}^1$

素因数の和:126802

約数の個数: 16

約数和(自身を含む): 595959168

約数和(自身を除く): 190421277

約数列:

[1, 3, 11, 33, 97, 291, 1067, 3201, 126691, 380073, 1393601, 4180803, 12289027, 36867081, 135179297, 405537891]

約数ペア:

[(1, 405537891), (3, 135179297), (11, 36867081), (33, 12289027), (97, 4180803), (291, 1393601), (1067, 380073), (3201, 126691)]