217966312

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{633623}}^1$

素因数の和:633672

約数の個数: 16

約数和(自身を含む): 418191840

約数和(自身を除く): 200225528

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 633623, 1267246, 2534492, 5068984, 27245789, 54491578, 108983156, 217966312]

約数ペア:

[(1, 217966312), (2, 108983156), (4, 54491578), (8, 27245789), (43, 5068984), (86, 2534492), (172, 1267246), (344, 633623)]