289214919

素因数分解:

$3^2\times 7^1\times {\mathrm{4590713}}^1$

素因数の和:4590726

約数の個数: 12

約数和(自身を含む): 477434256

約数和(自身を除く): 188219337

約数列:

[1, 3, 7, 9, 21, 63, 4590713, 13772139, 32134991, 41316417, 96404973, 289214919]

約数ペア:

[(1, 289214919), (3, 96404973), (7, 41316417), (9, 32134991), (21, 13772139), (63, 4590713)]