80521881

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{34367}}^1$

素因数の和:34452

約数の個数: 16

約数和(自身を含む): 118775808

約数和(自身を除く): 38253927

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 34367, 103101, 378037, 1134111, 2440057, 7320171, 26840627, 80521881]

約数ペア:

[(1, 80521881), (3, 26840627), (11, 7320171), (33, 2440057), (71, 1134111), (213, 378037), (781, 103101), (2343, 34367)]