27531441

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 49807360

約数和(自身を除く): 22275919

約数列:

[1, 3, 7, 9, 21, 27, 31, 37, 63, 93, 111, 127, 189, 217, 259, 279, 333, 381, 651, 777, 837, 889, 999, 1143, 1147, 1953, 2331, 2667, 3429, 3441, 3937, 4699, 5859, 6993, 8001, 8029, 10323, 11811, 14097, 24003, 24087, 27559, 30969, 32893, 35433, 42291, 72261, 82677, 98679, 106299, 126873, 145669, 216783, 248031, 296037, 437007, 744093, 888111, 1019683, 1311021, 3059049, 3933063, 9177147, 27531441]

約数ペア:

[(1, 27531441), (3, 9177147), (7, 3933063), (9, 3059049), (21, 1311021), (27, 1019683), (31, 888111), (37, 744093), (63, 437007), (93, 296037), (111, 248031), (127, 216783), (189, 145669), (217, 126873), (259, 106299), (279, 98679), (333, 82677), (381, 72261), (651, 42291), (777, 35433), (837, 32893), (889, 30969), (999, 27559), (1143, 24087), (1147, 24003), (1953, 14097), (2331, 11811), (2667, 10323), (3429, 8029), (3441, 8001), (3937, 6993), (4699, 5859)]