206816517

素因数分解:

$3^3\times {\mathrm{787}}^1\times {\mathrm{9733}}^1$

素因数の和:10529

約数の個数: 16

約数和(自身を含む): 306815680

約数和(自身を除く): 99999163

約数列:

[1, 3, 9, 27, 787, 2361, 7083, 9733, 21249, 29199, 87597, 262791, 7659871, 22979613, 68938839, 206816517]

約数ペア:

[(1, 206816517), (3, 68938839), (9, 22979613), (27, 7659871), (787, 262791), (2361, 87597), (7083, 29199), (9733, 21249)]