199816656

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{320219}}^1$

素因数の和:320243

約数の個数: 40

約数和(自身を含む): 555901920

約数和(自身を除く): 356085264

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 320219, 640438, 960657, 1280876, 1921314, 2561752, 3842628, 4162847, 5123504, 7685256, 8325694, 12488541, 15370512, 16651388, 24977082, 33302776, 49954164, 66605552, 99908328, 199816656]

約数ペア:

[(1, 199816656), (2, 99908328), (3, 66605552), (4, 49954164), (6, 33302776), (8, 24977082), (12, 16651388), (13, 15370512), (16, 12488541), (24, 8325694), (26, 7685256), (39, 5123504), (48, 4162847), (52, 3842628), (78, 2561752), (104, 1921314), (156, 1280876), (208, 960657), (312, 640438), (624, 320219)]