203670285

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 434294784

約数和(自身を除く): 230624499

約数列:

[1, 3, 5, 7, 13, 15, 17, 21, 35, 39, 51, 65, 67, 85, 91, 105, 119, 131, 195, 201, 221, 255, 273, 335, 357, 393, 455, 469, 595, 655, 663, 871, 917, 1005, 1105, 1139, 1365, 1407, 1547, 1703, 1785, 1965, 2227, 2345, 2613, 2751, 3315, 3417, 4355, 4585, 4641, 5109, 5695, 6097, 6681, 7035, 7735, 7973, 8515, 8777, 11135, 11921, 13065, 13755, 14807, 15589, 17085, 18291, 23205, 23919, 25545, 26331, 28951, 30485, 33405, 35763, 39865, 43885, 44421, 46767, 59605, 61439, 74035, 77945, 86853, 91455, 103649, 114101, 119595, 131655, 144755, 149209, 178815, 184317, 202657, 222105, 233835, 307195, 310947, 342303, 434265, 447627, 518245, 570505, 607971, 746045, 798707, 921585, 1013285, 1044463, 1554735, 1711515, 1939717, 2238135, 2396121, 3039855, 3133389, 3993535, 5222315, 5819151, 9698585, 11980605, 13578019, 15666945, 29095755, 40734057, 67890095, 203670285]

約数ペア:

[(1, 203670285), (3, 67890095), (5, 40734057), (7, 29095755), (13, 15666945), (15, 13578019), (17, 11980605), (21, 9698585), (35, 5819151), (39, 5222315), (51, 3993535), (65, 3133389), (67, 3039855), (85, 2396121), (91, 2238135), (105, 1939717), (119, 1711515), (131, 1554735), (195, 1044463), (201, 1013285), (221, 921585), (255, 798707), (273, 746045), (335, 607971), (357, 570505), (393, 518245), (455, 447627), (469, 434265), (595, 342303), (655, 310947), (663, 307195), (871, 233835), (917, 222105), (1005, 202657), (1105, 184317), (1139, 178815), (1365, 149209), (1407, 144755), (1547, 131655), (1703, 119595), (1785, 114101), (1965, 103649), (2227, 91455), (2345, 86853), (2613, 77945), (2751, 74035), (3315, 61439), (3417, 59605), (4355, 46767), (4585, 44421), (4641, 43885), (5109, 39865), (5695, 35763), (6097, 33405), (6681, 30485), (7035, 28951), (7735, 26331), (7973, 25545), (8515, 23919), (8777, 23205), (11135, 18291), (11921, 17085), (13065, 15589), (13755, 14807)]