215513445

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1201}}^1\times {\mathrm{1709}}^1$

素因数の和:2925

約数の個数: 32

約数和(自身を含む): 394640640

約数和(自身を除く): 179127195

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1201, 1709, 3603, 5127, 6005, 8407, 8545, 11963, 18015, 25221, 25635, 35889, 42035, 59815, 126105, 179445, 2052509, 6157527, 10262545, 14367563, 30787635, 43102689, 71837815, 215513445]

約数ペア:

[(1, 215513445), (3, 71837815), (5, 43102689), (7, 30787635), (15, 14367563), (21, 10262545), (35, 6157527), (105, 2052509), (1201, 179445), (1709, 126105), (3603, 59815), (5127, 42035), (6005, 35889), (8407, 25635), (8545, 25221), (11963, 18015)]