16281216

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{673}}^1$

素因数の和:703

約数の個数: 128

約数和(自身を含む): 54998400

約数和(自身を除く): 38717184

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 288, 336, 378, 384, 432, 448, 504, 576, 672, 673, 756, 864, 896, 1008, 1152, 1344, 1346, 1512, 1728, 2016, 2019, 2688, 2692, 3024, 3456, 4032, 4038, 4711, 5384, 6048, 6057, 8064, 8076, 9422, 10768, 12096, 12114, 14133, 16152, 18171, 18844, 21536, 24192, 24228, 28266, 32304, 36342, 37688, 42399, 43072, 48456, 56532, 64608, 72684, 75376, 84798, 86144, 96912, 113064, 127197, 129216, 145368, 150752, 169596, 193824, 226128, 254394, 258432, 290736, 301504, 339192, 387648, 452256, 508788, 581472, 603008, 678384, 775296, 904512, 1017576, 1162944, 1356768, 1809024, 2035152, 2325888, 2713536, 4070304, 5427072, 8140608, 16281216]

約数ペア:

[(1, 16281216), (2, 8140608), (3, 5427072), (4, 4070304), (6, 2713536), (7, 2325888), (8, 2035152), (9, 1809024), (12, 1356768), (14, 1162944), (16, 1017576), (18, 904512), (21, 775296), (24, 678384), (27, 603008), (28, 581472), (32, 508788), (36, 452256), (42, 387648), (48, 339192), (54, 301504), (56, 290736), (63, 258432), (64, 254394), (72, 226128), (84, 193824), (96, 169596), (108, 150752), (112, 145368), (126, 129216), (128, 127197), (144, 113064), (168, 96912), (189, 86144), (192, 84798), (216, 75376), (224, 72684), (252, 64608), (288, 56532), (336, 48456), (378, 43072), (384, 42399), (432, 37688), (448, 36342), (504, 32304), (576, 28266), (672, 24228), (673, 24192), (756, 21536), (864, 18844), (896, 18171), (1008, 16152), (1152, 14133), (1344, 12114), (1346, 12096), (1512, 10768), (1728, 9422), (2016, 8076), (2019, 8064), (2688, 6057), (2692, 6048), (3024, 5384), (3456, 4711), (4032, 4038)]