66142915

素因数分解:

$5^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1\times {\mathrm{433}}^1$

素因数の和:798

約数の個数: 16

約数和(自身を含む): 80494848

約数和(自身を除く): 14351933

約数列:

[1, 5, 137, 223, 433, 685, 1115, 2165, 30551, 59321, 96559, 152755, 296605, 482795, 13228583, 66142915]

約数ペア:

[(1, 66142915), (5, 13228583), (137, 482795), (223, 296605), (433, 152755), (685, 96559), (1115, 59321), (2165, 30551)]