212704009

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{28319}}^1$

素因数の和:28392

約数の個数: 16

約数和(自身を含む): 258278400

約数和(自身を除く): 45574391

約数列:

[1, 7, 29, 37, 203, 259, 1073, 7511, 28319, 198233, 821251, 1047803, 5748757, 7334621, 30386287, 212704009]

約数ペア:

[(1, 212704009), (7, 30386287), (29, 7334621), (37, 5748757), (203, 1047803), (259, 821251), (1073, 198233), (7511, 28319)]