16340989

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{233}}^2$

素因数の和:516

約数の個数: 12

約数和(自身を含む): 19192096

約数和(自身を除く): 2851107

約数列:

[1, 7, 43, 233, 301, 1631, 10019, 54289, 70133, 380023, 2334427, 16340989]

約数ペア:

[(1, 16340989), (7, 2334427), (43, 380023), (233, 70133), (301, 54289), (1631, 10019)]