28305484784

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{262049}}^1$

素因数の和:262257

約数の個数: 40

約数和(自身を含む): 56474919600

約数和(自身を除く): 28169434816

約数列:

[1, 2, 4, 8, 16, 43, 86, 157, 172, 314, 344, 628, 688, 1256, 2512, 6751, 13502, 27004, 54008, 108016, 262049, 524098, 1048196, 2096392, 4192784, 11268107, 22536214, 41141693, 45072428, 82283386, 90144856, 164566772, 180289712, 329133544, 658267088, 1769092799, 3538185598, 7076371196, 14152742392, 28305484784]

約数ペア:

[(1, 28305484784), (2, 14152742392), (4, 7076371196), (8, 3538185598), (16, 1769092799), (43, 658267088), (86, 329133544), (157, 180289712), (172, 164566772), (314, 90144856), (344, 82283386), (628, 45072428), (688, 41141693), (1256, 22536214), (2512, 11268107), (6751, 4192784), (13502, 2096392), (27004, 1048196), (54008, 524098), (108016, 262049)]