30380589

素因数分解:

$3^5\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 48688640

約数和(自身を除く): 18308051

約数列:

[1, 3, 9, 27, 31, 37, 81, 93, 109, 111, 243, 279, 327, 333, 837, 981, 999, 1147, 2511, 2943, 2997, 3379, 3441, 4033, 7533, 8829, 8991, 10137, 10323, 12099, 26487, 30411, 30969, 36297, 91233, 92907, 108891, 125023, 273699, 278721, 326673, 375069, 821097, 980019, 1125207, 3375621, 10126863, 30380589]

約数ペア:

[(1, 30380589), (3, 10126863), (9, 3375621), (27, 1125207), (31, 980019), (37, 821097), (81, 375069), (93, 326673), (109, 278721), (111, 273699), (243, 125023), (279, 108891), (327, 92907), (333, 91233), (837, 36297), (981, 30969), (999, 30411), (1147, 26487), (2511, 12099), (2943, 10323), (2997, 10137), (3379, 8991), (3441, 8829), (4033, 7533)]