231640317

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1129}}^1$

素因数の和:1307

約数の個数: 40

約数和(自身を含む): 369171000

約数和(自身を除く): 137530683

約数列:

[1, 3, 9, 17, 27, 51, 81, 149, 153, 447, 459, 1129, 1341, 1377, 2533, 3387, 4023, 7599, 10161, 12069, 19193, 22797, 30483, 57579, 68391, 91449, 168221, 172737, 205173, 504663, 518211, 1513989, 1554633, 2859757, 4541967, 8579271, 13625901, 25737813, 77213439, 231640317]

約数ペア:

[(1, 231640317), (3, 77213439), (9, 25737813), (17, 13625901), (27, 8579271), (51, 4541967), (81, 2859757), (149, 1554633), (153, 1513989), (447, 518211), (459, 504663), (1129, 205173), (1341, 172737), (1377, 168221), (2533, 91449), (3387, 68391), (4023, 57579), (7599, 30483), (10161, 22797), (12069, 19193)]