129616613

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{19889}}^1$

素因数の和:19929

約数の個数: 16

約数和(自身を含む): 159120000

約数和(自身を除く): 29503387

約数列:

[1, 7, 19, 49, 133, 343, 931, 6517, 19889, 139223, 377891, 974561, 2645237, 6821927, 18516659, 129616613]

約数ペア:

[(1, 129616613), (7, 18516659), (19, 6821927), (49, 2645237), (133, 974561), (343, 377891), (931, 139223), (6517, 19889)]