804968991

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{247759}}^1$

素因数の和:247803

約数の個数: 18

約数和(自身を含む): 1227155280

約数和(自身を除く): 422186289

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 247759, 743277, 2229831, 4707421, 14122263, 42366789, 89440999, 268322997, 804968991]

約数ペア:

[(1, 804968991), (3, 268322997), (9, 89440999), (19, 42366789), (57, 14122263), (171, 4707421), (361, 2229831), (1083, 743277), (3249, 247759)]