2156231

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{683}}^1$

素因数の和:742

約数の個数: 16

約数和(自身を含む): 2757888

約数和(自身を除く): 601657

約数列:

[1, 7, 11, 41, 77, 287, 451, 683, 3157, 4781, 7513, 28003, 52591, 196021, 308033, 2156231]

約数ペア:

[(1, 2156231), (7, 308033), (11, 196021), (41, 52591), (77, 28003), (287, 7513), (451, 4781), (683, 3157)]