6439678

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2857}}^1$

素因数の和:2896

約数の個数: 24

約数和(自身を含む): 11729232

約数和(自身を除く): 5289554

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 2857, 5714, 19999, 39998, 65711, 131422, 139993, 279986, 459977, 919954, 3219839, 6439678]

約数ペア:

[(1, 6439678), (2, 3219839), (7, 919954), (14, 459977), (23, 279986), (46, 139993), (49, 131422), (98, 65711), (161, 39998), (322, 19999), (1127, 5714), (2254, 2857)]