12882807

素因数分解:

$3^4\times 7^1\times {\mathrm{22721}}^1$

素因数の和:22740

約数の個数: 20

約数和(自身を含む): 21994896

約数和(自身を除く): 9112089

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 22721, 68163, 159047, 204489, 477141, 613467, 1431423, 1840401, 4294269, 12882807]

約数ペア:

[(1, 12882807), (3, 4294269), (7, 1840401), (9, 1431423), (21, 613467), (27, 477141), (63, 204489), (81, 159047), (189, 68163), (567, 22721)]