27019953

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{43}}^1$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 44573760

約数和(自身を除く): 17553807

約数列:

[1, 3, 9, 17, 27, 37, 43, 51, 111, 129, 153, 333, 387, 459, 629, 731, 999, 1161, 1369, 1591, 1887, 2193, 4107, 4773, 5661, 6579, 12321, 14319, 16983, 19737, 23273, 27047, 36963, 42957, 58867, 69819, 81141, 176601, 209457, 243423, 529803, 628371, 730269, 1000739, 1589409, 3002217, 9006651, 27019953]

約数ペア:

[(1, 27019953), (3, 9006651), (9, 3002217), (17, 1589409), (27, 1000739), (37, 730269), (43, 628371), (51, 529803), (111, 243423), (129, 209457), (153, 176601), (333, 81141), (387, 69819), (459, 58867), (629, 42957), (731, 36963), (999, 27047), (1161, 23273), (1369, 19737), (1591, 16983), (1887, 14319), (2193, 12321), (4107, 6579), (4773, 5661)]