319492064

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{232189}}^1$

素因数の和:232242

約数の個数: 24

約数和(自身を含む): 643630680

約数和(自身を除く): 324138616

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 232189, 464378, 928756, 1857512, 3715024, 7430048, 9984127, 19968254, 39936508, 79873016, 159746032, 319492064]

約数ペア:

[(1, 319492064), (2, 159746032), (4, 79873016), (8, 39936508), (16, 19968254), (32, 9984127), (43, 7430048), (86, 3715024), (172, 1857512), (344, 928756), (688, 464378), (1376, 232189)]