7856739

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1301}}^1$

素因数の和:1379

約数の個数: 24

約数和(自身を含む): 12592944

約数和(自身を除く): 4736205

約数列:

[1, 3, 9, 11, 33, 61, 99, 183, 549, 671, 1301, 2013, 3903, 6039, 11709, 14311, 42933, 79361, 128799, 238083, 714249, 872971, 2618913, 7856739]

約数ペア:

[(1, 7856739), (3, 2618913), (9, 872971), (11, 714249), (33, 238083), (61, 128799), (99, 79361), (183, 42933), (549, 14311), (671, 11709), (1301, 6039), (2013, 3903)]