13043247

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{11719}}^1$

素因数の和:11782

約数の個数: 16

約数和(自身を含む): 20252160

約数和(自身を除く): 7208913

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 11719, 35157, 82033, 246099, 621107, 1863321, 4347749, 13043247]

約数ペア:

[(1, 13043247), (3, 4347749), (7, 1863321), (21, 621107), (53, 246099), (159, 82033), (371, 35157), (1113, 11719)]