28207047

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{3833}}^1$

素因数の和:4070

約数の個数: 16

約数和(自身を含む): 41223168

約数和(自身を除く): 13016121

約数列:

[1, 3, 11, 33, 223, 669, 2453, 3833, 7359, 11499, 42163, 126489, 854759, 2564277, 9402349, 28207047]

約数ペア:

[(1, 28207047), (3, 9402349), (11, 2564277), (33, 854759), (223, 126489), (669, 42163), (2453, 11499), (3833, 7359)]