28913511

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{3929}}^1$

素因数の和:4166

約数の個数: 16

約数和(自身を含む): 42255360

約数和(自身を除く): 13341849

約数列:

[1, 3, 11, 33, 223, 669, 2453, 3929, 7359, 11787, 43219, 129657, 876167, 2628501, 9637837, 28913511]

約数ペア:

[(1, 28913511), (3, 9637837), (11, 2628501), (33, 876167), (223, 129657), (669, 43219), (2453, 11787), (3929, 7359)]