12906404

素因数分解:

$2^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:457

約数の個数: 48

約数和(自身を含む): 27552000

約数和(自身を除く): 14645596

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 343, 409, 644, 686, 818, 1127, 1372, 1636, 2254, 2863, 4508, 5726, 7889, 9407, 11452, 15778, 18814, 20041, 31556, 37628, 40082, 65849, 80164, 131698, 140287, 263396, 280574, 460943, 561148, 921886, 1843772, 3226601, 6453202, 12906404]

約数ペア:

[(1, 12906404), (2, 6453202), (4, 3226601), (7, 1843772), (14, 921886), (23, 561148), (28, 460943), (46, 280574), (49, 263396), (92, 140287), (98, 131698), (161, 80164), (196, 65849), (322, 40082), (343, 37628), (409, 31556), (644, 20041), (686, 18814), (818, 15778), (1127, 11452), (1372, 9407), (1636, 7889), (2254, 5726), (2863, 4508)]