1385408073

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{19889}}^1$

素因数の和:20037

約数の個数: 32

約数和(自身を含む): 2199674880

約数和(自身を除く): 814266807

約数列:

[1, 3, 7, 21, 31, 93, 107, 217, 321, 651, 749, 2247, 3317, 9951, 19889, 23219, 59667, 69657, 139223, 417669, 616559, 1849677, 2128123, 4315913, 6384369, 12947739, 14896861, 44690583, 65971813, 197915439, 461802691, 1385408073]

約数ペア:

[(1, 1385408073), (3, 461802691), (7, 197915439), (21, 65971813), (31, 44690583), (93, 14896861), (107, 12947739), (217, 6384369), (321, 4315913), (651, 2128123), (749, 1849677), (2247, 616559), (3317, 417669), (9951, 139223), (19889, 69657), (23219, 59667)]