31066689

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{929}}^1$

素因数の和:1160

約数の個数: 16

約数和(自身を含む): 42318720

約数和(自身を除く): 11252031

約数列:

[1, 3, 71, 157, 213, 471, 929, 2787, 11147, 33441, 65959, 145853, 197877, 437559, 10355563, 31066689]

約数ペア:

[(1, 31066689), (3, 10355563), (71, 437559), (157, 197877), (213, 145853), (471, 65959), (929, 33441), (2787, 11147)]