66401919

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{179951}}^1$

素因数の和:179998

約数の個数: 12

約数和(自身を含む): 98253792

約数和(自身を除く): 31851873

約数列:

[1, 3, 9, 41, 123, 369, 179951, 539853, 1619559, 7377991, 22133973, 66401919]

約数ペア:

[(1, 66401919), (3, 22133973), (9, 7377991), (41, 1619559), (123, 539853), (369, 179951)]