2013156621

素因数分解:

$3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{111341}}^1$

素因数の和:111402

約数の個数: 36

約数和(自身を含む): 3465185724

約数和(自身を除く): 1452029103

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 123, 147, 287, 369, 441, 861, 2009, 2583, 6027, 18081, 111341, 334023, 779387, 1002069, 2338161, 4564981, 5455709, 7014483, 13694943, 16367127, 31954867, 41084829, 49101381, 95864601, 223684069, 287593803, 671052207, 2013156621]

約数ペア:

[(1, 2013156621), (3, 671052207), (7, 287593803), (9, 223684069), (21, 95864601), (41, 49101381), (49, 41084829), (63, 31954867), (123, 16367127), (147, 13694943), (287, 7014483), (369, 5455709), (441, 4564981), (861, 2338161), (2009, 1002069), (2583, 779387), (6027, 334023), (18081, 111341)]