1664963998

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{278143}}^1$

素因数の和:278259

約数の個数: 16

約数和(自身を含む): 2593414656

約数和(自身を除く): 928450658

約数列:

[1, 2, 41, 73, 82, 146, 2993, 5986, 278143, 556286, 11403863, 20304439, 22807726, 40608878, 832481999, 1664963998]

約数ペア:

[(1, 1664963998), (2, 832481999), (41, 40608878), (73, 22807726), (82, 20304439), (146, 11403863), (2993, 556286), (5986, 278143)]