27721000791

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^3\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 48014208000

約数和(自身を除く): 20293207209

約数列:

[1, 3, 9, 11, 27, 29, 33, 43, 87, 89, 99, 129, 261, 267, 297, 319, 387, 473, 783, 801, 841, 957, 979, 1161, 1247, 1419, 2403, 2523, 2581, 2871, 2937, 3741, 3827, 4257, 7569, 7743, 8613, 8811, 9251, 11223, 11481, 12771, 13717, 22707, 23229, 24389, 26433, 27753, 28391, 33669, 34443, 36163, 41151, 42097, 69687, 73167, 74849, 83259, 85173, 103329, 108489, 110983, 123453, 126291, 219501, 224547, 249777, 255519, 268279, 325467, 332949, 370359, 378873, 397793, 658503, 673641, 766557, 804837, 823339, 976401, 998847, 1048727, 1136619, 1193379, 1220813, 2020923, 2170621, 2414511, 2470017, 2996541, 3146181, 3218507, 3580137, 3662439, 6511863, 7243533, 7410051, 9438543, 9655521, 10740411, 10987317, 11535997, 19535589, 22230153, 23876831, 28315629, 28966563, 32961951, 34607991, 35403577, 58606767, 71630493, 86899689, 93336703, 103823973, 106210731, 214891479, 280010109, 311471919, 318632193, 644674437, 840030327, 955896579, 1026703733, 2520090981, 3080111199, 9240333597, 27721000791]

約数ペア:

[(1, 27721000791), (3, 9240333597), (9, 3080111199), (11, 2520090981), (27, 1026703733), (29, 955896579), (33, 840030327), (43, 644674437), (87, 318632193), (89, 311471919), (99, 280010109), (129, 214891479), (261, 106210731), (267, 103823973), (297, 93336703), (319, 86899689), (387, 71630493), (473, 58606767), (783, 35403577), (801, 34607991), (841, 32961951), (957, 28966563), (979, 28315629), (1161, 23876831), (1247, 22230153), (1419, 19535589), (2403, 11535997), (2523, 10987317), (2581, 10740411), (2871, 9655521), (2937, 9438543), (3741, 7410051), (3827, 7243533), (4257, 6511863), (7569, 3662439), (7743, 3580137), (8613, 3218507), (8811, 3146181), (9251, 2996541), (11223, 2470017), (11481, 2414511), (12771, 2170621), (13717, 2020923), (22707, 1220813), (23229, 1193379), (24389, 1136619), (26433, 1048727), (27753, 998847), (28391, 976401), (33669, 823339), (34443, 804837), (36163, 766557), (41151, 673641), (42097, 658503), (69687, 397793), (73167, 378873), (74849, 370359), (83259, 332949), (85173, 325467), (103329, 268279), (108489, 255519), (110983, 249777), (123453, 224547), (126291, 219501)]