388616284

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{322771}}^1$

素因数の和:322825

約数の個数: 24

約数和(自身を含む): 795310208

約数和(自身を除く): 406693924

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 322771, 645542, 1291084, 2259397, 4518794, 9037588, 13879153, 27758306, 55516612, 97154071, 194308142, 388616284]

約数ペア:

[(1, 388616284), (2, 194308142), (4, 97154071), (7, 55516612), (14, 27758306), (28, 13879153), (43, 9037588), (86, 4518794), (172, 2259397), (301, 1291084), (602, 645542), (1204, 322771)]