206998561

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1021}}^1\times {\mathrm{2633}}^1$

素因数の和:3672

約数の個数: 16

約数和(自身を含む): 258427008

約数和(自身を除く): 51428447

約数列:

[1, 7, 11, 77, 1021, 2633, 7147, 11231, 18431, 28963, 78617, 202741, 2688293, 18818051, 29571223, 206998561]

約数ペア:

[(1, 206998561), (7, 29571223), (11, 18818051), (77, 2688293), (1021, 202741), (2633, 78617), (7147, 28963), (11231, 18431)]