85847307

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 147603456

約数和(自身を除く): 61756149

約数列:

[1, 3, 7, 13, 21, 39, 43, 71, 91, 103, 129, 213, 273, 301, 309, 497, 559, 721, 903, 923, 1339, 1491, 1677, 2163, 2769, 3053, 3913, 4017, 4429, 6461, 7313, 9159, 9373, 11739, 13287, 19383, 21371, 21939, 28119, 31003, 39689, 51191, 57577, 64113, 93009, 95069, 119067, 153573, 172731, 277823, 285207, 314459, 403039, 665483, 833469, 943377, 1209117, 1996449, 2201213, 4087967, 6603639, 12263901, 28615769, 85847307]

約数ペア:

[(1, 85847307), (3, 28615769), (7, 12263901), (13, 6603639), (21, 4087967), (39, 2201213), (43, 1996449), (71, 1209117), (91, 943377), (103, 833469), (129, 665483), (213, 403039), (273, 314459), (301, 285207), (309, 277823), (497, 172731), (559, 153573), (721, 119067), (903, 95069), (923, 93009), (1339, 64113), (1491, 57577), (1677, 51191), (2163, 39689), (2769, 31003), (3053, 28119), (3913, 21939), (4017, 21371), (4429, 19383), (6461, 13287), (7313, 11739), (9159, 9373)]