398045356

素因数分解:

$2^2\times {\mathrm{2081}}^1\times {\mathrm{47819}}^1$

素因数の和:49904

約数の個数: 12

約数和(自身を含む): 696928680

約数和(自身を除く): 298883324

約数列:

[1, 2, 4, 2081, 4162, 8324, 47819, 95638, 191276, 99511339, 199022678, 398045356]

約数ペア:

[(1, 398045356), (2, 199022678), (4, 99511339), (2081, 191276), (4162, 95638), (8324, 47819)]