157286721

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1\times {\mathrm{2909}}^1$

素因数の和:3248

約数の個数: 16

約数和(自身を含む): 213710400

約数和(自身を除く): 56423679

約数列:

[1, 3, 67, 201, 269, 807, 2909, 8727, 18023, 54069, 194903, 584709, 782521, 2347563, 52428907, 157286721]

約数ペア:

[(1, 157286721), (3, 52428907), (67, 2347563), (201, 782521), (269, 584709), (807, 194903), (2909, 54069), (8727, 18023)]