28877919

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{15451}}^1$

素因数の和:15550

約数の個数: 16

約数和(自身を含む): 44501760

約数和(自身を除く): 15623841

約数列:

[1, 3, 7, 21, 89, 267, 623, 1869, 15451, 46353, 108157, 324471, 1375139, 4125417, 9625973, 28877919]

約数ペア:

[(1, 28877919), (3, 9625973), (7, 4125417), (21, 1375139), (89, 324471), (267, 108157), (623, 46353), (1869, 15451)]