28999964

素因数分解:

$2^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{919}}^1$

素因数の和:967

約数の個数: 48

約数和(自身を含む): 61824000

約数和(自身を除く): 32824036

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 343, 644, 686, 919, 1127, 1372, 1838, 2254, 3676, 4508, 6433, 7889, 12866, 15778, 21137, 25732, 31556, 42274, 45031, 84548, 90062, 147959, 180124, 295918, 315217, 591836, 630434, 1035713, 1260868, 2071426, 4142852, 7249991, 14499982, 28999964]

約数ペア:

[(1, 28999964), (2, 14499982), (4, 7249991), (7, 4142852), (14, 2071426), (23, 1260868), (28, 1035713), (46, 630434), (49, 591836), (92, 315217), (98, 295918), (161, 180124), (196, 147959), (322, 90062), (343, 84548), (644, 45031), (686, 42274), (919, 31556), (1127, 25732), (1372, 21137), (1838, 15778), (2254, 12866), (3676, 7889), (4508, 6433)]