211085277

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1759}}^1$

素因数の和:1973

約数の個数: 32

約数和(自身を含む): 322882560

約数和(自身を除く): 111797283

約数列:

[1, 3, 13, 17, 39, 51, 181, 221, 543, 663, 1759, 2353, 3077, 5277, 7059, 9231, 22867, 29903, 40001, 68601, 89709, 120003, 318379, 388739, 955137, 1166217, 4138927, 5412443, 12416781, 16237329, 70361759, 211085277]

約数ペア:

[(1, 211085277), (3, 70361759), (13, 16237329), (17, 12416781), (39, 5412443), (51, 4138927), (181, 1166217), (221, 955137), (543, 388739), (663, 318379), (1759, 120003), (2353, 89709), (3077, 68601), (5277, 40001), (7059, 29903), (9231, 22867)]