23750991

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 39536640

約数和(自身を除く): 15785649

約数列:

[1, 3, 9, 11, 31, 33, 71, 93, 99, 109, 213, 279, 327, 341, 639, 781, 981, 1023, 1199, 2201, 2343, 3069, 3379, 3597, 6603, 7029, 7739, 10137, 10791, 19809, 23217, 24211, 30411, 37169, 69651, 72633, 85129, 111507, 217899, 239909, 255387, 334521, 719727, 766161, 2159181, 2638999, 7916997, 23750991]

約数ペア:

[(1, 23750991), (3, 7916997), (9, 2638999), (11, 2159181), (31, 766161), (33, 719727), (71, 334521), (93, 255387), (99, 239909), (109, 217899), (213, 111507), (279, 85129), (327, 72633), (341, 69651), (639, 37169), (781, 30411), (981, 24211), (1023, 23217), (1199, 19809), (2201, 10791), (2343, 10137), (3069, 7739), (3379, 7029), (3597, 6603)]