28148568

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1223}}^1$

素因数の和:1376

約数の個数: 64

約数和(自身を含む): 81077760

約数和(自身を除く): 52929192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 137, 168, 274, 411, 548, 822, 959, 1096, 1223, 1644, 1918, 2446, 2877, 3288, 3669, 3836, 4892, 5754, 7338, 7672, 8561, 9784, 11508, 14676, 17122, 23016, 25683, 29352, 34244, 51366, 68488, 102732, 167551, 205464, 335102, 502653, 670204, 1005306, 1172857, 1340408, 2010612, 2345714, 3518571, 4021224, 4691428, 7037142, 9382856, 14074284, 28148568]

約数ペア:

[(1, 28148568), (2, 14074284), (3, 9382856), (4, 7037142), (6, 4691428), (7, 4021224), (8, 3518571), (12, 2345714), (14, 2010612), (21, 1340408), (24, 1172857), (28, 1005306), (42, 670204), (56, 502653), (84, 335102), (137, 205464), (168, 167551), (274, 102732), (411, 68488), (548, 51366), (822, 34244), (959, 29352), (1096, 25683), (1223, 23016), (1644, 17122), (1918, 14676), (2446, 11508), (2877, 9784), (3288, 8561), (3669, 7672), (3836, 7338), (4892, 5754)]