16639161

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{72031}}^1$

素因数の和:72052

約数の個数: 16

約数和(自身を含む): 27660288

約数和(自身を除く): 11021127

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 72031, 216093, 504217, 792341, 1512651, 2377023, 5546387, 16639161]

約数ペア:

[(1, 16639161), (3, 5546387), (7, 2377023), (11, 1512651), (21, 792341), (33, 504217), (77, 216093), (231, 72031)]