28560279

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{3881}}^1$

素因数の和:4118

約数の個数: 16

約数和(自身を含む): 41739264

約数和(自身を除く): 13178985

約数列:

[1, 3, 11, 33, 223, 669, 2453, 3881, 7359, 11643, 42691, 128073, 865463, 2596389, 9520093, 28560279]

約数ペア:

[(1, 28560279), (3, 9520093), (11, 2596389), (33, 865463), (223, 128073), (669, 42691), (2453, 11643), (3881, 7359)]