68201581

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{761}}^1$

素因数の和:865

約数の個数: 24

約数和(自身を含む): 83393280

約数和(自身を除く): 15191699

約数列:

[1, 7, 31, 49, 59, 217, 413, 761, 1519, 1829, 2891, 5327, 12803, 23591, 37289, 44899, 89621, 165137, 314293, 1155959, 1391869, 2200051, 9743083, 68201581]

約数ペア:

[(1, 68201581), (7, 9743083), (31, 2200051), (49, 1391869), (59, 1155959), (217, 314293), (413, 165137), (761, 89621), (1519, 44899), (1829, 37289), (2891, 23591), (5327, 12803)]