11997153

素因数分解:

$3^6\times 7^1\times {\mathrm{2351}}^1$

素因数の和:2376

約数の個数: 28

約数和(自身を含む): 20565888

約数和(自身を除く): 8568735

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 2351, 5103, 7053, 16457, 21159, 49371, 63477, 148113, 190431, 444339, 571293, 1333017, 1713879, 3999051, 11997153]

約数ペア:

[(1, 11997153), (3, 3999051), (7, 1713879), (9, 1333017), (21, 571293), (27, 444339), (63, 190431), (81, 148113), (189, 63477), (243, 49371), (567, 21159), (729, 16457), (1701, 7053), (2351, 5103)]