28681477

素因数分解:

${\mathrm{11}}^2\times {\mathrm{293}}^1\times {\mathrm{809}}^1$

素因数の和:1124

約数の個数: 12

約数和(自身を含む): 31672620

約数和(自身を除く): 2991143

約数列:

[1, 11, 121, 293, 809, 3223, 8899, 35453, 97889, 237037, 2607407, 28681477]

約数ペア:

[(1, 28681477), (11, 2607407), (121, 237037), (293, 97889), (809, 35453), (3223, 8899)]