85072897

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{569}}^1$

素因数の和:673

約数の個数: 32

約数和(自身を含む): 110315520

約数和(自身を除く): 25242623

約数列:

[1, 7, 13, 31, 53, 91, 217, 371, 403, 569, 689, 1643, 2821, 3983, 4823, 7397, 11501, 17639, 21359, 30157, 51779, 123473, 149513, 211099, 229307, 392041, 934867, 1605149, 2744287, 6544069, 12153271, 85072897]

約数ペア:

[(1, 85072897), (7, 12153271), (13, 6544069), (31, 2744287), (53, 1605149), (91, 934867), (217, 392041), (371, 229307), (403, 211099), (569, 149513), (689, 123473), (1643, 51779), (2821, 30157), (3983, 21359), (4823, 17639), (7397, 11501)]