28770685

素因数分解:

$5^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1\times {\mathrm{433}}^1$

素因数の和:672

約数の個数: 16

約数和(自身を含む): 35216496

約数和(自身を除く): 6445811

約数列:

[1, 5, 97, 137, 433, 485, 685, 2165, 13289, 42001, 59321, 66445, 210005, 296605, 5754137, 28770685]

約数ペア:

[(1, 28770685), (5, 5754137), (97, 296605), (137, 210005), (433, 66445), (485, 59321), (685, 42001), (2165, 13289)]