8991248

素因数分解:

$2^4\times 7^1\times {\mathrm{80279}}^1$

素因数の和:80294

約数の個数: 20

約数和(自身を含む): 19909440

約数和(自身を除く): 10918192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 80279, 160558, 321116, 561953, 642232, 1123906, 1284464, 2247812, 4495624, 8991248]

約数ペア:

[(1, 8991248), (2, 4495624), (4, 2247812), (7, 1284464), (8, 1123906), (14, 642232), (16, 561953), (28, 321116), (56, 160558), (112, 80279)]