206391878

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{1669}}^1$

素因数の和:1773

約数の個数: 48

約数和(自身を含む): 394467360

約数和(自身を除く): 188075482

約数列:

[1, 2, 7, 11, 14, 22, 73, 77, 121, 146, 154, 242, 511, 803, 847, 1022, 1606, 1669, 1694, 3338, 5621, 8833, 11242, 11683, 17666, 18359, 23366, 36718, 61831, 121837, 123662, 128513, 201949, 243674, 257026, 403898, 852859, 1340207, 1413643, 1705718, 2680414, 2827286, 9381449, 14742277, 18762898, 29484554, 103195939, 206391878]

約数ペア:

[(1, 206391878), (2, 103195939), (7, 29484554), (11, 18762898), (14, 14742277), (22, 9381449), (73, 2827286), (77, 2680414), (121, 1705718), (146, 1413643), (154, 1340207), (242, 852859), (511, 403898), (803, 257026), (847, 243674), (1022, 201949), (1606, 128513), (1669, 123662), (1694, 121837), (3338, 61831), (5621, 36718), (8833, 23366), (11242, 18359), (11683, 17666)]