28519078

素因数分解:

$2^1\times 7^4\times {\mathrm{5939}}^1$

素因数の和:5969

約数の個数: 20

約数和(自身を含む): 49913820

約数和(自身を除く): 21394742

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 5939, 11878, 41573, 83146, 291011, 582022, 2037077, 4074154, 14259539, 28519078]

約数ペア:

[(1, 28519078), (2, 14259539), (7, 4074154), (14, 2037077), (49, 582022), (98, 291011), (343, 83146), (686, 41573), (2401, 11878), (4802, 5939)]