66850973

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4339}}^1$

素因数の和:4448

約数の個数: 16

約数和(自身を含む): 79994880

約数和(自身を除く): 13143907

約数列:

[1, 7, 31, 71, 217, 497, 2201, 4339, 15407, 30373, 134509, 308069, 941563, 2156483, 9550139, 66850973]

約数ペア:

[(1, 66850973), (7, 9550139), (31, 2156483), (71, 941563), (217, 308069), (497, 134509), (2201, 30373), (4339, 15407)]