80644569

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{19927}}^1$

素因数の和:20020

約数の個数: 16

約数和(自身を含む): 114785280

約数和(自身を除く): 34140711

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 19927, 59781, 378613, 1135839, 1414817, 4244451, 26881523, 80644569]

約数ペア:

[(1, 80644569), (3, 26881523), (19, 4244451), (57, 1414817), (71, 1135839), (213, 378613), (1349, 59781), (4047, 19927)]