664737992

素因数分解:

$2^3\times {\mathrm{2081}}^1\times {\mathrm{39929}}^1$

素因数の和:42016

約数の個数: 16

約数和(自身を含む): 1247013900

約数和(自身を除く): 582275908

約数列:

[1, 2, 4, 8, 2081, 4162, 8324, 16648, 39929, 79858, 159716, 319432, 83092249, 166184498, 332368996, 664737992]

約数ペア:

[(1, 664737992), (2, 332368996), (4, 166184498), (8, 83092249), (2081, 319432), (4162, 159716), (8324, 79858), (16648, 39929)]