200178657

素因数分解:

$3^2\times 7^1\times {\mathrm{997}}^1\times {\mathrm{3187}}^1$

素因数の和:4197

約数の個数: 24

約数和(自身を含む): 330888896

約数和(自身を除く): 130710239

約数列:

[1, 3, 7, 9, 21, 63, 997, 2991, 3187, 6979, 8973, 9561, 20937, 22309, 28683, 62811, 66927, 200781, 3177439, 9532317, 22242073, 28596951, 66726219, 200178657]

約数ペア:

[(1, 200178657), (3, 66726219), (7, 28596951), (9, 22242073), (21, 9532317), (63, 3177439), (997, 200781), (2991, 66927), (3187, 62811), (6979, 28683), (8973, 22309), (9561, 20937)]