28014976

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 61799760

約数和(自身を除く): 33784784

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 101, 128, 176, 197, 202, 352, 394, 404, 704, 788, 808, 1111, 1408, 1576, 1616, 2167, 2222, 3152, 3232, 4334, 4444, 6304, 6464, 8668, 8888, 12608, 12928, 17336, 17776, 19897, 25216, 34672, 35552, 39794, 69344, 71104, 79588, 138688, 142208, 159176, 218867, 277376, 318352, 437734, 636704, 875468, 1273408, 1750936, 2546816, 3501872, 7003744, 14007488, 28014976]

約数ペア:

[(1, 28014976), (2, 14007488), (4, 7003744), (8, 3501872), (11, 2546816), (16, 1750936), (22, 1273408), (32, 875468), (44, 636704), (64, 437734), (88, 318352), (101, 277376), (128, 218867), (176, 159176), (197, 142208), (202, 138688), (352, 79588), (394, 71104), (404, 69344), (704, 39794), (788, 35552), (808, 34672), (1111, 25216), (1408, 19897), (1576, 17776), (1616, 17336), (2167, 12928), (2222, 12608), (3152, 8888), (3232, 8668), (4334, 6464), (4444, 6304)]