12249902

素因数分解:

$2^1\times 7^4\times {\mathrm{2551}}^1$

素因数の和:2581

約数の個数: 20

約数和(自身を含む): 21444456

約数和(自身を除く): 9194554

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 2551, 4802, 5102, 17857, 35714, 124999, 249998, 874993, 1749986, 6124951, 12249902]

約数ペア:

[(1, 12249902), (2, 6124951), (7, 1749986), (14, 874993), (49, 249998), (98, 124999), (343, 35714), (686, 17857), (2401, 5102), (2551, 4802)]