12665471

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:423

約数の個数: 24

約数和(自身を含む): 16183440

約数和(自身を除く): 3517969

約数列:

[1, 7, 13, 49, 59, 91, 337, 413, 637, 767, 2359, 2891, 4381, 5369, 16513, 19883, 30667, 37583, 139181, 214669, 258479, 974267, 1809353, 12665471]

約数ペア:

[(1, 12665471), (7, 1809353), (13, 974267), (49, 258479), (59, 214669), (91, 139181), (337, 37583), (413, 30667), (637, 19883), (767, 16513), (2359, 5369), (2891, 4381)]