129884067

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:441

約数の個数: 40

約数和(自身を含む): 199973312

約数和(自身を除く): 70089245

約数列:

[1, 3, 9, 27, 61, 81, 97, 183, 271, 291, 549, 813, 873, 1647, 2439, 2619, 4941, 5917, 7317, 7857, 16531, 17751, 21951, 26287, 49593, 53253, 78861, 148779, 159759, 236583, 446337, 479277, 709749, 1339011, 1603507, 2129247, 4810521, 14431563, 43294689, 129884067]

約数ペア:

[(1, 129884067), (3, 43294689), (9, 14431563), (27, 4810521), (61, 2129247), (81, 1603507), (97, 1339011), (183, 709749), (271, 479277), (291, 446337), (549, 236583), (813, 159759), (873, 148779), (1647, 78861), (2439, 53253), (2619, 49593), (4941, 26287), (5917, 21951), (7317, 17751), (7857, 16531)]