90681899

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2027}}^1$

素因数の和:2135

約数の個数: 24

約数和(自身を含む): 116520768

約数和(自身を除く): 25838869

約数列:

[1, 7, 11, 49, 77, 83, 539, 581, 913, 2027, 4067, 6391, 14189, 22297, 44737, 99323, 156079, 168241, 1092553, 1177687, 1850651, 8243809, 12954557, 90681899]

約数ペア:

[(1, 90681899), (7, 12954557), (11, 8243809), (49, 1850651), (77, 1177687), (83, 1092553), (539, 168241), (581, 156079), (913, 99323), (2027, 44737), (4067, 22297), (6391, 14189)]