81512642

素因数分解:

$2^1\times {\mathrm{263}}^1\times {\mathrm{353}}^1\times {\mathrm{439}}^1$

素因数の和:1057

約数の個数: 16

約数和(自身を含む): 123361920

約数和(自身を除く): 41849278

約数列:

[1, 2, 263, 353, 439, 526, 706, 878, 92839, 115457, 154967, 185678, 230914, 309934, 40756321, 81512642]

約数ペア:

[(1, 81512642), (2, 40756321), (263, 309934), (353, 230914), (439, 185678), (526, 154967), (706, 115457), (878, 92839)]