28134513

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2203}}^1$

素因数の和:2266

約数の個数: 32

約数和(自身を含む): 46548480

約数和(自身を除く): 18413967

約数列:

[1, 3, 9, 11, 27, 33, 43, 99, 129, 297, 387, 473, 1161, 1419, 2203, 4257, 6609, 12771, 19827, 24233, 59481, 72699, 94729, 218097, 284187, 654291, 852561, 1042019, 2557683, 3126057, 9378171, 28134513]

約数ペア:

[(1, 28134513), (3, 9378171), (9, 3126057), (11, 2557683), (27, 1042019), (33, 852561), (43, 654291), (99, 284187), (129, 218097), (297, 94729), (387, 72699), (473, 59481), (1161, 24233), (1419, 19827), (2203, 12771), (4257, 6609)]