64087247

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{3623}}^1$

素因数の和:3675

約数の個数: 18

約数和(自身を含む): 78702408

約数和(自身を除く): 14615161

約数列:

[1, 7, 19, 49, 133, 361, 931, 2527, 3623, 17689, 25361, 68837, 177527, 481859, 1307903, 3373013, 9155321, 64087247]

約数ペア:

[(1, 64087247), (7, 9155321), (19, 3373013), (49, 1307903), (133, 481859), (361, 177527), (931, 68837), (2527, 25361), (3623, 17689)]