12279321

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{4721}}^1$

素因数の和:4761

約数の個数: 18

約数和(自身を含む): 18845502

約数和(自身を除く): 6566181

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 4721, 14163, 42489, 80257, 240771, 722313, 1364369, 4093107, 12279321]

約数ペア:

[(1, 12279321), (3, 4093107), (9, 1364369), (17, 722313), (51, 240771), (153, 80257), (289, 42489), (867, 14163), (2601, 4721)]