78939861

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 143302656

約数和(自身を除く): 64362795

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 97, 143, 231, 271, 273, 291, 429, 679, 813, 1001, 1067, 1261, 1897, 2037, 2981, 3003, 3201, 3523, 3783, 5691, 7469, 8827, 8943, 10569, 13871, 20867, 22407, 24661, 26287, 26481, 38753, 41613, 62601, 73983, 78861, 97097, 116259, 184009, 271271, 289157, 291291, 341731, 552027, 813813, 867471, 1025193, 2024099, 2392117, 3759041, 6072297, 7176351, 11277123, 26313287, 78939861]

約数ペア:

[(1, 78939861), (3, 26313287), (7, 11277123), (11, 7176351), (13, 6072297), (21, 3759041), (33, 2392117), (39, 2024099), (77, 1025193), (91, 867471), (97, 813813), (143, 552027), (231, 341731), (271, 291291), (273, 289157), (291, 271271), (429, 184009), (679, 116259), (813, 97097), (1001, 78861), (1067, 73983), (1261, 62601), (1897, 41613), (2037, 38753), (2981, 26481), (3003, 26287), (3201, 24661), (3523, 22407), (3783, 20867), (5691, 13871), (7469, 10569), (8827, 8943)]