289989063

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4987}}^1$

素因数の和:5084

約数の個数: 48

約数和(自身を含む): 522902016

約数和(自身を除く): 232912953

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 71, 91, 117, 213, 273, 497, 639, 819, 923, 1491, 2769, 4473, 4987, 6461, 8307, 14961, 19383, 34909, 44883, 58149, 64831, 104727, 194493, 314181, 354077, 453817, 583479, 1062231, 1361451, 2478539, 3186693, 4084353, 4603001, 7435617, 13809003, 22306851, 32221007, 41427009, 96663021, 289989063]

約数ペア:

[(1, 289989063), (3, 96663021), (7, 41427009), (9, 32221007), (13, 22306851), (21, 13809003), (39, 7435617), (63, 4603001), (71, 4084353), (91, 3186693), (117, 2478539), (213, 1361451), (273, 1062231), (497, 583479), (639, 453817), (819, 354077), (923, 314181), (1491, 194493), (2769, 104727), (4473, 64831), (4987, 58149), (6461, 44883), (8307, 34909), (14961, 19383)]