81615678

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{715927}}^1$

素因数の和:715951

約数の個数: 16

約数和(自身を含む): 171822720

約数和(自身を除く): 90207042

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 715927, 1431854, 2147781, 4295562, 13602613, 27205226, 40807839, 81615678]

約数ペア:

[(1, 81615678), (2, 40807839), (3, 27205226), (6, 13602613), (19, 4295562), (38, 2147781), (57, 1431854), (114, 715927)]