218036273

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{55721}}^1$

素因数の和:55784

約数の個数: 16

約数和(自身を含む): 274598016

約数和(自身を除く): 56561743

約数列:

[1, 7, 13, 43, 91, 301, 559, 3913, 55721, 390047, 724373, 2396003, 5070611, 16772021, 31148039, 218036273]

約数ペア:

[(1, 218036273), (7, 31148039), (13, 16772021), (43, 5070611), (91, 2396003), (301, 724373), (559, 390047), (3913, 55721)]