28085004

素因数分解:

$2^2\times 3^2\times {\mathrm{691}}^1\times {\mathrm{1129}}^1$

素因数の和:1830

約数の個数: 36

約数和(自身を含む): 71158360

約数和(自身を除く): 43073356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 691, 1129, 1382, 2073, 2258, 2764, 3387, 4146, 4516, 6219, 6774, 8292, 10161, 12438, 13548, 20322, 24876, 40644, 780139, 1560278, 2340417, 3120556, 4680834, 7021251, 9361668, 14042502, 28085004]

約数ペア:

[(1, 28085004), (2, 14042502), (3, 9361668), (4, 7021251), (6, 4680834), (9, 3120556), (12, 2340417), (18, 1560278), (36, 780139), (691, 40644), (1129, 24876), (1382, 20322), (2073, 13548), (2258, 12438), (2764, 10161), (3387, 8292), (4146, 6774), (4516, 6219)]