646822179

素因数分解:

$3^4\times {\mathrm{229}}^1\times {\mathrm{34871}}^1$

素因数の和:35112

約数の個数: 20

約数和(自身を含む): 970487760

約数和(自身を除く): 323665581

約数列:

[1, 3, 9, 27, 81, 229, 687, 2061, 6183, 18549, 34871, 104613, 313839, 941517, 2824551, 7985459, 23956377, 71869131, 215607393, 646822179]

約数ペア:

[(1, 646822179), (3, 215607393), (9, 71869131), (27, 23956377), (81, 7985459), (229, 2824551), (687, 941517), (2061, 313839), (6183, 104613), (18549, 34871)]