87990493

素因数分解:

${\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:468

約数の個数: 16

約数和(自身を含む): 92828160

約数和(自身を除く): 4837667

約数列:

[1, 31, 101, 157, 179, 3131, 4867, 5549, 15857, 18079, 28103, 491567, 560449, 871193, 2838403, 87990493]

約数ペア:

[(1, 87990493), (31, 2838403), (101, 871193), (157, 560449), (179, 491567), (3131, 28103), (4867, 18079), (5549, 15857)]