86739815

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{919}}^1$

素因数の和:1406

約数の個数: 16

約数和(自身を含む): 106867200

約数和(自身を除く): 20127385

約数列:

[1, 5, 43, 215, 439, 919, 2195, 4595, 18877, 39517, 94385, 197585, 403441, 2017205, 17347963, 86739815]

約数ペア:

[(1, 86739815), (5, 17347963), (43, 2017205), (215, 403441), (439, 197585), (919, 94385), (2195, 39517), (4595, 18877)]