263223837

素因数分解:

$3^4\times {\mathrm{811}}^1\times {\mathrm{4007}}^1$

素因数の和:4830

約数の個数: 20

約数和(自身を含む): 393794016

約数和(自身を除く): 130570179

約数列:

[1, 3, 9, 27, 81, 811, 2433, 4007, 7299, 12021, 21897, 36063, 65691, 108189, 324567, 3249677, 9749031, 29247093, 87741279, 263223837]

約数ペア:

[(1, 263223837), (3, 87741279), (9, 29247093), (27, 9749031), (81, 3249677), (811, 324567), (2433, 108189), (4007, 65691), (7299, 36063), (12021, 21897)]