81963605

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{6661}}^1$

素因数の和:6796

約数の個数: 16

約数和(自身を含む): 103607424

約数和(自身を除く): 21643819

約数列:

[1, 5, 23, 107, 115, 535, 2461, 6661, 12305, 33305, 153203, 712727, 766015, 3563635, 16392721, 81963605]

約数ペア:

[(1, 81963605), (5, 16392721), (23, 3563635), (107, 766015), (115, 712727), (535, 153203), (2461, 33305), (6661, 12305)]