28213885952

素因数分解:

$2^{10}\times 7^1\times {\mathrm{1487}}^1\times {\mathrm{2647}}^1$

素因数の和:4161

約数の個数: 88

約数和(自身を含む): 64525108224

約数和(自身を除く): 36311222272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1487, 1792, 2647, 2974, 3584, 5294, 5948, 7168, 10409, 10588, 11896, 18529, 20818, 21176, 23792, 37058, 41636, 42352, 47584, 74116, 83272, 84704, 95168, 148232, 166544, 169408, 190336, 296464, 333088, 338816, 380672, 592928, 666176, 677632, 761344, 1185856, 1332352, 1355264, 1522688, 2371712, 2664704, 2710528, 3936089, 4743424, 5329408, 7872178, 9486848, 10658816, 15744356, 18973696, 27552623, 31488712, 55105246, 62977424, 110210492, 125954848, 220420984, 251909696, 440841968, 503819392, 881683936, 1007638784, 1763367872, 2015277568, 3526735744, 4030555136, 7053471488, 14106942976, 28213885952]

約数ペア:

[(1, 28213885952), (2, 14106942976), (4, 7053471488), (7, 4030555136), (8, 3526735744), (14, 2015277568), (16, 1763367872), (28, 1007638784), (32, 881683936), (56, 503819392), (64, 440841968), (112, 251909696), (128, 220420984), (224, 125954848), (256, 110210492), (448, 62977424), (512, 55105246), (896, 31488712), (1024, 27552623), (1487, 18973696), (1792, 15744356), (2647, 10658816), (2974, 9486848), (3584, 7872178), (5294, 5329408), (5948, 4743424), (7168, 3936089), (10409, 2710528), (10588, 2664704), (11896, 2371712), (18529, 1522688), (20818, 1355264), (21176, 1332352), (23792, 1185856), (37058, 761344), (41636, 677632), (42352, 666176), (47584, 592928), (74116, 380672), (83272, 338816), (84704, 333088), (95168, 296464), (148232, 190336), (166544, 169408)]