12879356

素因数分解:

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

素因数の和:2898

約数の個数: 36

約数和(自身を含む): 27368208

約数和(自身を除く): 14488852

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 644, 1127, 2254, 2857, 4508, 5714, 11428, 19999, 39998, 65711, 79996, 131422, 139993, 262844, 279986, 459977, 559972, 919954, 1839908, 3219839, 6439678, 12879356]

約数ペア:

[(1, 12879356), (2, 6439678), (4, 3219839), (7, 1839908), (14, 919954), (23, 559972), (28, 459977), (46, 279986), (49, 262844), (92, 139993), (98, 131422), (161, 79996), (196, 65711), (322, 39998), (644, 19999), (1127, 11428), (2254, 5714), (2857, 4508)]