71127287

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 91445760

約数和(自身を除く): 20318473

約数列:

[1, 7, 11, 77, 89, 97, 107, 623, 679, 749, 979, 1067, 1177, 6853, 7469, 8239, 8633, 9523, 10379, 60431, 66661, 72653, 94963, 104753, 114169, 664741, 733271, 799183, 923731, 6466117, 10161041, 71127287]

約数ペア:

[(1, 71127287), (7, 10161041), (11, 6466117), (77, 923731), (89, 799183), (97, 733271), (107, 664741), (623, 114169), (679, 104753), (749, 94963), (979, 72653), (1067, 66661), (1177, 60431), (6853, 10379), (7469, 9523), (8239, 8633)]