81029531

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:475

約数の個数: 24

約数和(自身を含む): 95489280

約数和(自身を除く): 14459749

約数列:

[1, 11, 17, 71, 187, 289, 359, 781, 1207, 3179, 3949, 6103, 13277, 20519, 25489, 67133, 103751, 225709, 280379, 433313, 1141261, 4766443, 7366321, 81029531]

約数ペア:

[(1, 81029531), (11, 7366321), (17, 4766443), (71, 1141261), (187, 433313), (289, 280379), (359, 225709), (781, 103751), (1207, 67133), (3179, 25489), (3949, 20519), (6103, 13277)]