71387163

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{12413}}^1$

素因数の和:12496

約数の個数: 20

約数和(自身を含む): 108150768

約数和(自身を除く): 36763605

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 12413, 37239, 111717, 335151, 881323, 1005453, 2643969, 7931907, 23795721, 71387163]

約数ペア:

[(1, 71387163), (3, 23795721), (9, 7931907), (27, 2643969), (71, 1005453), (81, 881323), (213, 335151), (639, 111717), (1917, 37239), (5751, 12413)]