1243781392

素因数分解:

$2^4\times 7^1\times {\mathrm{11105191}}^1$

素因数の和:11105206

約数の個数: 20

約数和(自身を含む): 2754087616

約数和(自身を除く): 1510306224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 11105191, 22210382, 44420764, 77736337, 88841528, 155472674, 177683056, 310945348, 621890696, 1243781392]

約数ペア:

[(1, 1243781392), (2, 621890696), (4, 310945348), (7, 177683056), (8, 155472674), (14, 88841528), (16, 77736337), (28, 44420764), (56, 22210382), (112, 11105191)]