878889277

素因数分解:

$7^1\times {\mathrm{31}}^2\times {\mathrm{130651}}^1$

素因数の和:130720

約数の個数: 12

約数和(自身を含む): 1037899488

約数和(自身を除く): 159010211

約数列:

[1, 7, 31, 217, 961, 6727, 130651, 914557, 4050181, 28351267, 125555611, 878889277]

約数ペア:

[(1, 878889277), (7, 125555611), (31, 28351267), (217, 4050181), (961, 914557), (6727, 130651)]