27764541

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 48340864

約数和(自身を除く): 20576323

約数列:

[1, 3, 7, 9, 21, 37, 43, 63, 111, 129, 259, 277, 301, 333, 387, 777, 831, 903, 1591, 1939, 2331, 2493, 2709, 4773, 5817, 10249, 11137, 11911, 14319, 17451, 30747, 33411, 35733, 71743, 83377, 92241, 100233, 107199, 215229, 250131, 440707, 645687, 750393, 1322121, 3084949, 3966363, 9254847, 27764541]

約数ペア:

[(1, 27764541), (3, 9254847), (7, 3966363), (9, 3084949), (21, 1322121), (37, 750393), (43, 645687), (63, 440707), (111, 250131), (129, 215229), (259, 107199), (277, 100233), (301, 92241), (333, 83377), (387, 71743), (777, 35733), (831, 33411), (903, 30747), (1591, 17451), (1939, 14319), (2331, 11911), (2493, 11137), (2709, 10249), (4773, 5817)]