64294689

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{15887}}^1$

素因数の和:15980

約数の個数: 16

約数和(自身を含む): 91514880

約数和(自身を除く): 27220191

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 15887, 47661, 301853, 905559, 1127977, 3383931, 21431563, 64294689]

約数ペア:

[(1, 64294689), (3, 21431563), (19, 3383931), (57, 1127977), (71, 905559), (213, 301853), (1349, 47661), (4047, 15887)]