248793957

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{337}}^1\times {\mathrm{739}}^1$

素因数の和:1122

約数の個数: 32

約数和(自身を含む): 380182400

約数和(自身を除く): 131388443

約数列:

[1, 3, 9, 27, 37, 111, 333, 337, 739, 999, 1011, 2217, 3033, 6651, 9099, 12469, 19953, 27343, 37407, 82029, 112221, 246087, 249043, 336663, 738261, 747129, 2241387, 6724161, 9214591, 27643773, 82931319, 248793957]

約数ペア:

[(1, 248793957), (3, 82931319), (9, 27643773), (27, 9214591), (37, 6724161), (111, 2241387), (333, 747129), (337, 738261), (739, 336663), (999, 249043), (1011, 246087), (2217, 112221), (3033, 82029), (6651, 37407), (9099, 27343), (12469, 19953)]