64579851

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{769}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 112752640

約数和(自身を除く): 48172789

約数列:

[1, 3, 7, 9, 21, 31, 43, 63, 93, 129, 217, 279, 301, 387, 651, 769, 903, 1333, 1953, 2307, 2709, 3999, 5383, 6921, 9331, 11997, 16149, 23839, 27993, 33067, 48447, 71517, 83979, 99201, 166873, 214551, 231469, 297603, 500619, 694407, 1025077, 1501857, 2083221, 3075231, 7175539, 9225693, 21526617, 64579851]

約数ペア:

[(1, 64579851), (3, 21526617), (7, 9225693), (9, 7175539), (21, 3075231), (31, 2083221), (43, 1501857), (63, 1025077), (93, 694407), (129, 500619), (217, 297603), (279, 231469), (301, 214551), (387, 166873), (651, 99201), (769, 83979), (903, 71517), (1333, 48447), (1953, 33067), (2307, 27993), (2709, 23839), (3999, 16149), (5383, 11997), (6921, 9331)]