199466799

素因数分解:

$3^1\times 7^2\times {\mathrm{997}}^1\times {\mathrm{1361}}^1$

素因数の和:2375

約数の個数: 24

約数和(自身を含む): 309914928

約数和(自身を除く): 110448129

約数列:

[1, 3, 7, 21, 49, 147, 997, 1361, 2991, 4083, 6979, 9527, 20937, 28581, 48853, 66689, 146559, 200067, 1356917, 4070751, 9498419, 28495257, 66488933, 199466799]

約数ペア:

[(1, 199466799), (3, 66488933), (7, 28495257), (21, 9498419), (49, 4070751), (147, 1356917), (997, 200067), (1361, 146559), (2991, 66689), (4083, 48853), (6979, 28581), (9527, 20937)]