28182448

素因数分解:

$2^4\times 7^2\times {\mathrm{103}}^1\times {\mathrm{349}}^1$

素因数の和:474

約数の個数: 60

約数和(自身を含む): 64318800

約数和(自身を除く): 36136352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 103, 112, 196, 206, 349, 392, 412, 698, 721, 784, 824, 1396, 1442, 1648, 2443, 2792, 2884, 4886, 5047, 5584, 5768, 9772, 10094, 11536, 17101, 19544, 20188, 34202, 35947, 39088, 40376, 68404, 71894, 80752, 136808, 143788, 251629, 273616, 287576, 503258, 575152, 1006516, 1761403, 2013032, 3522806, 4026064, 7045612, 14091224, 28182448]

約数ペア:

[(1, 28182448), (2, 14091224), (4, 7045612), (7, 4026064), (8, 3522806), (14, 2013032), (16, 1761403), (28, 1006516), (49, 575152), (56, 503258), (98, 287576), (103, 273616), (112, 251629), (196, 143788), (206, 136808), (349, 80752), (392, 71894), (412, 68404), (698, 40376), (721, 39088), (784, 35947), (824, 34202), (1396, 20188), (1442, 19544), (1648, 17101), (2443, 11536), (2792, 10094), (2884, 9772), (4886, 5768), (5047, 5584)]