28143903

素因数分解:

$3^1\times {\mathrm{71}}^2\times {\mathrm{1861}}^1$

素因数の和:2006

約数の個数: 12

約数和(自身を含む): 38081624

約数和(自身を除く): 9937721

約数列:

[1, 3, 71, 213, 1861, 5041, 5583, 15123, 132131, 396393, 9381301, 28143903]

約数ペア:

[(1, 28143903), (3, 9381301), (71, 396393), (213, 132131), (1861, 15123), (5041, 5583)]