16864255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{997}}^1$

素因数の和:1218

約数の個数: 16

約数和(自身を含む): 21556800

約数和(自身を除く): 4692545

約数列:

[1, 5, 17, 85, 199, 995, 997, 3383, 4985, 16915, 16949, 84745, 198403, 992015, 3372851, 16864255]

約数ペア:

[(1, 16864255), (5, 3372851), (17, 992015), (85, 198403), (199, 84745), (995, 16949), (997, 16915), (3383, 4985)]