56752563

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{142237}}^1$

素因数の和:142266

約数の個数: 16

約数和(自身を含む): 91032320

約数和(自身を除く): 34279757

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 142237, 426711, 995659, 2702503, 2986977, 8107509, 18917521, 56752563]

約数ペア:

[(1, 56752563), (3, 18917521), (7, 8107509), (19, 2986977), (21, 2702503), (57, 995659), (133, 426711), (399, 142237)]