2149500689

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{12967}}^1$

素因数の和:13197

約数の個数: 24

約数和(自身を含む): 2661033600

約数和(自身を除く): 511532911

約数列:

[1, 7, 17, 49, 119, 199, 833, 1393, 3383, 9751, 12967, 23681, 90769, 165767, 220439, 635383, 1543073, 2580433, 10801511, 18063031, 43867361, 126441217, 307071527, 2149500689]

約数ペア:

[(1, 2149500689), (7, 307071527), (17, 126441217), (49, 43867361), (119, 18063031), (199, 10801511), (833, 2580433), (1393, 1543073), (3383, 635383), (9751, 220439), (12967, 165767), (23681, 90769)]