201757311

素因数分解:

$3^8\times 7^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 362778624

約数和(自身を除く): 161021313

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 191, 207, 243, 483, 567, 573, 621, 729, 1337, 1449, 1701, 1719, 1863, 2187, 4011, 4347, 4393, 5103, 5157, 5589, 6561, 12033, 13041, 13179, 15309, 15471, 16767, 30751, 36099, 39123, 39537, 45927, 46413, 50301, 92253, 108297, 117369, 118611, 139239, 150903, 276759, 324891, 352107, 355833, 417717, 830277, 974673, 1056321, 1067499, 1253151, 2490831, 2924019, 3202497, 7472493, 8772057, 9607491, 22417479, 28822473, 67252437, 201757311]

約数ペア:

[(1, 201757311), (3, 67252437), (7, 28822473), (9, 22417479), (21, 9607491), (23, 8772057), (27, 7472493), (63, 3202497), (69, 2924019), (81, 2490831), (161, 1253151), (189, 1067499), (191, 1056321), (207, 974673), (243, 830277), (483, 417717), (567, 355833), (573, 352107), (621, 324891), (729, 276759), (1337, 150903), (1449, 139239), (1701, 118611), (1719, 117369), (1863, 108297), (2187, 92253), (4011, 50301), (4347, 46413), (4393, 45927), (5103, 39537), (5157, 39123), (5589, 36099), (6561, 30751), (12033, 16767), (13041, 15471), (13179, 15309)]