81771165

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6037}}^1$

素因数の和:6098

約数の個数: 48

約数和(自身を含む): 165779328

約数和(自身を除く): 84008163

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 105, 129, 215, 301, 315, 387, 645, 903, 1505, 1935, 2709, 4515, 6037, 13545, 18111, 30185, 42259, 54333, 90555, 126777, 211295, 259591, 271665, 380331, 633885, 778773, 1297955, 1817137, 1901655, 2336319, 3893865, 5451411, 9085685, 11681595, 16354233, 27257055, 81771165]

約数ペア:

[(1, 81771165), (3, 27257055), (5, 16354233), (7, 11681595), (9, 9085685), (15, 5451411), (21, 3893865), (35, 2336319), (43, 1901655), (45, 1817137), (63, 1297955), (105, 778773), (129, 633885), (215, 380331), (301, 271665), (315, 259591), (387, 211295), (645, 126777), (903, 90555), (1505, 54333), (1935, 42259), (2709, 30185), (4515, 18111), (6037, 13545)]