215121647999

素因数分解:

${\mathrm{419}}^1\times {\mathrm{839}}^1\times {\mathrm{611939}}^1$

素因数の和:613197

約数の個数: 8

約数和(自身を含む): 215892432000

約数和(自身を除く): 770784001

約数列:

[1, 419, 839, 351541, 611939, 256402441, 513416821, 215121647999]

約数ペア:

[(1, 215121647999), (419, 513416821), (839, 256402441), (351541, 611939)]