2866857

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{647}}^1$

素因数の和:868

約数の個数: 16

約数和(自身を含む): 4396032

約数和(自身を除く): 1529175

約数列:

[1, 3, 7, 21, 211, 633, 647, 1477, 1941, 4431, 4529, 13587, 136517, 409551, 955619, 2866857]

約数ペア:

[(1, 2866857), (3, 955619), (7, 409551), (21, 136517), (211, 13587), (633, 4529), (647, 4431), (1477, 1941)]