12966639

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{4507}}^1$

素因数の和:4654

約数の個数: 16

約数和(自身を含む): 19907328

約数和(自身を除く): 6940689

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 4507, 13521, 31549, 94647, 617459, 1852377, 4322213, 12966639]

約数ペア:

[(1, 12966639), (3, 4322213), (7, 1852377), (21, 617459), (137, 94647), (411, 31549), (959, 13521), (2877, 4507)]