983207687

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 1367649792

約数和(自身を除く): 384442105

約数列:

[1, 7, 11, 19, 31, 49, 77, 133, 163, 209, 217, 341, 361, 539, 589, 931, 1141, 1463, 1519, 1793, 2387, 2527, 3097, 3971, 4123, 5053, 6479, 7987, 10241, 11191, 12551, 16709, 17689, 21679, 27797, 28861, 34067, 35371, 45353, 55583, 58843, 78337, 87857, 96007, 123101, 151753, 194579, 238469, 247597, 317471, 389081, 411901, 548359, 647273, 672049, 861707, 1056077, 1669283, 1824133, 2723567, 2883307, 4530911, 4704343, 6031949, 7392539, 12768931, 20065463, 31716377, 51747773, 89382517, 140458241, 983207687]

約数ペア:

[(1, 983207687), (7, 140458241), (11, 89382517), (19, 51747773), (31, 31716377), (49, 20065463), (77, 12768931), (133, 7392539), (163, 6031949), (209, 4704343), (217, 4530911), (341, 2883307), (361, 2723567), (539, 1824133), (589, 1669283), (931, 1056077), (1141, 861707), (1463, 672049), (1519, 647273), (1793, 548359), (2387, 411901), (2527, 389081), (3097, 317471), (3971, 247597), (4123, 238469), (5053, 194579), (6479, 151753), (7987, 123101), (10241, 96007), (11191, 87857), (12551, 78337), (16709, 58843), (17689, 55583), (21679, 45353), (27797, 35371), (28861, 34067)]