1279227564

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{255641}}^1$

素因数の和:255790

約数の個数: 36

約数和(自身を含む): 3256879080

約数和(自身を除く): 1977651516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 255641, 511282, 766923, 1022564, 1533846, 2300769, 3067692, 4601538, 9203076, 35534099, 71068198, 106602297, 142136396, 213204594, 319806891, 426409188, 639613782, 1279227564]

約数ペア:

[(1, 1279227564), (2, 639613782), (3, 426409188), (4, 319806891), (6, 213204594), (9, 142136396), (12, 106602297), (18, 71068198), (36, 35534099), (139, 9203076), (278, 4601538), (417, 3067692), (556, 2300769), (834, 1533846), (1251, 1022564), (1668, 766923), (2502, 511282), (5004, 255641)]