2009017891

素因数分解:

${\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{239711}}^1$

素因数の和:239774

約数の個数: 12

約数和(自身を含む): 2207747520

約数和(自身を除く): 198729629

約数列:

[1, 17, 29, 289, 493, 8381, 239711, 4075087, 6951619, 69276479, 118177523, 2009017891]

約数ペア:

[(1, 2009017891), (17, 118177523), (29, 69276479), (289, 6951619), (493, 4075087), (8381, 239711)]