199771808

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{3089}}^1$

素因数の和:3189

約数の個数: 48

約数和(自身を含む): 411143040

約数和(自身を除く): 211371232

約数列:

[1, 2, 4, 8, 16, 32, 43, 47, 86, 94, 172, 188, 344, 376, 688, 752, 1376, 1504, 2021, 3089, 4042, 6178, 8084, 12356, 16168, 24712, 32336, 49424, 64672, 98848, 132827, 145183, 265654, 290366, 531308, 580732, 1062616, 1161464, 2125232, 2322928, 4250464, 4645856, 6242869, 12485738, 24971476, 49942952, 99885904, 199771808]

約数ペア:

[(1, 199771808), (2, 99885904), (4, 49942952), (8, 24971476), (16, 12485738), (32, 6242869), (43, 4645856), (47, 4250464), (86, 2322928), (94, 2125232), (172, 1161464), (188, 1062616), (344, 580732), (376, 531308), (688, 290366), (752, 265654), (1376, 145183), (1504, 132827), (2021, 98848), (3089, 64672), (4042, 49424), (6178, 32336), (8084, 24712), (12356, 16168)]