291288305277

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{50650027}}^1$

素因数の和:50650110

約数の個数: 20

約数和(自身を含む): 441263043936

約数和(自身を除く): 149974738659

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 50650027, 151950081, 455850243, 1367550729, 3596151917, 4102652187, 10788455751, 32365367253, 97096101759, 291288305277]

約数ペア:

[(1, 291288305277), (3, 97096101759), (9, 32365367253), (27, 10788455751), (71, 4102652187), (81, 3596151917), (213, 1367550729), (639, 455850243), (1917, 151950081), (5751, 50650027)]