219706021

素因数分解:

${\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{577}}^1$

素因数の和:852

約数の個数: 16

約数和(自身を含む): 231717888

約数和(自身を除く): 12011867

約数列:

[1, 31, 71, 173, 577, 2201, 5363, 12283, 17887, 40967, 99821, 380773, 1269977, 3094451, 7087291, 219706021]

約数ペア:

[(1, 219706021), (31, 7087291), (71, 3094451), (173, 1269977), (577, 380773), (2201, 99821), (5363, 40967), (12283, 17887)]