201209556

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{389941}}^1$

素因数の和:389991

約数の個数: 24

約数和(自身を含む): 480408544

約数和(自身を除く): 279198988

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 389941, 779882, 1169823, 1559764, 2339646, 4679292, 16767463, 33534926, 50302389, 67069852, 100604778, 201209556]

約数ペア:

[(1, 201209556), (2, 100604778), (3, 67069852), (4, 50302389), (6, 33534926), (12, 16767463), (43, 4679292), (86, 2339646), (129, 1559764), (172, 1169823), (258, 779882), (516, 389941)]