661567212

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{427369}}^1$

素因数の和:427422

約数の個数: 36

約数和(自身を含む): 1711189480

約数和(自身を除く): 1049622268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 427369, 854738, 1282107, 1709476, 2564214, 3846321, 5128428, 7692642, 15385284, 18376867, 36753734, 55130601, 73507468, 110261202, 165391803, 220522404, 330783606, 661567212]

約数ペア:

[(1, 661567212), (2, 330783606), (3, 220522404), (4, 165391803), (6, 110261202), (9, 73507468), (12, 55130601), (18, 36753734), (36, 18376867), (43, 15385284), (86, 7692642), (129, 5128428), (172, 3846321), (258, 2564214), (387, 1709476), (516, 1282107), (774, 854738), (1548, 427369)]