11777157

素因数分解:

$3^4\times 7^1\times {\mathrm{20771}}^1$

素因数の和:20790

約数の個数: 20

約数和(自身を含む): 20107296

約数和(自身を除く): 8330139

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 20771, 62313, 145397, 186939, 436191, 560817, 1308573, 1682451, 3925719, 11777157]

約数ペア:

[(1, 11777157), (3, 3925719), (7, 1682451), (9, 1308573), (21, 560817), (27, 436191), (63, 186939), (81, 145397), (189, 62313), (567, 20771)]