245279888

素因数分解:

$2^4\times 7^2\times {\mathrm{312857}}^1$

素因数の和:312879

約数の個数: 30

約数和(自身を含む): 552820086

約数和(自身を除く): 307540198

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 312857, 625714, 1251428, 2189999, 2502856, 4379998, 5005712, 8759996, 15329993, 17519992, 30659986, 35039984, 61319972, 122639944, 245279888]

約数ペア:

[(1, 245279888), (2, 122639944), (4, 61319972), (7, 35039984), (8, 30659986), (14, 17519992), (16, 15329993), (28, 8759996), (49, 5005712), (56, 4379998), (98, 2502856), (112, 2189999), (196, 1251428), (392, 625714), (784, 312857)]