85427881

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{571}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 112020480

約数和(自身を除く): 26592599

約数列:

[1, 7, 11, 29, 67, 77, 203, 319, 469, 571, 737, 1943, 2233, 3997, 5159, 6281, 13601, 16559, 21373, 38257, 43967, 115913, 149611, 182149, 267799, 420827, 1109453, 1275043, 2945789, 7766171, 12203983, 85427881]

約数ペア:

[(1, 85427881), (7, 12203983), (11, 7766171), (29, 2945789), (67, 1275043), (77, 1109453), (203, 420827), (319, 267799), (469, 182149), (571, 149611), (737, 115913), (1943, 43967), (2233, 38257), (3997, 21373), (5159, 16559), (6281, 13601)]