34×10²⁸⁶-619 = 3(7)₂₈₅1_<287> = 31 × 4418303429_<10> × 13831464864353490018321993031713412499592227_<44> × 42271495836339938365281652737227210258916967667_<47> × 8255905627353517325177361883339977336559514414083_<49> × 57139792882157129290289989448416256105144050840774673591735783625409131808792194676001816245054469794375889832410246238014204454072997907_<137> (Makoto Kamada / GMP-ECM 7.0.4 B1=1e6, sigma=4430883619365467906 for P44 / May 1, 2017 2017 年 5 月 1 日) (Jason Parker-Burlingham / GMP-ECM 7.0.5-dev [configured with GMP 6.2.0, --enable-asm-redc, --enable-assert] [ECM] B1=11000000, sigma=1:1715158706 for P49 / September 5, 2020 2020 年 9 月 5 日) (Jason Parker-Burlingham / GMP-ECM 7.0.5-dev [configured with GMP 6.2.1, --enable-asm-redc, --enable-assert] [ECM] for P47 x P137 / December 7, 2020 2020 年 12 月 7 日)