289331343

素因数分解:

$3^2\times 7^1\times {\mathrm{2053}}^1\times {\mathrm{2237}}^1$

素因数の和:4303

約数の個数: 24

約数和(自身を含む): 478072608

約数和(自身を除く): 188741265

約数列:

[1, 3, 7, 9, 21, 63, 2053, 2237, 6159, 6711, 14371, 15659, 18477, 20133, 43113, 46977, 129339, 140931, 4592561, 13777683, 32147927, 41333049, 96443781, 289331343]

約数ペア:

[(1, 289331343), (3, 96443781), (7, 41333049), (9, 32147927), (21, 13777683), (63, 4592561), (2053, 140931), (2237, 129339), (6159, 46977), (6711, 43113), (14371, 20133), (15659, 18477)]