171772641

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{66041}}^1$

素因数の和:66081

約数の個数: 18

約数和(自身を含む): 263573622

約数和(自身を除く): 91800981

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 66041, 198123, 594369, 1122697, 3368091, 10104273, 19085849, 57257547, 171772641]

約数ペア:

[(1, 171772641), (3, 57257547), (9, 19085849), (17, 10104273), (51, 3368091), (153, 1122697), (289, 594369), (867, 198123), (2601, 66041)]