839385747

素因数分解:

$3^4\times {\mathrm{1061}}^1\times {\mathrm{9767}}^1$

素因数の和:10840

約数の個数: 20

約数和(自身を含む): 1255207536

約数和(自身を除く): 415821789

約数列:

[1, 3, 9, 27, 81, 1061, 3183, 9549, 9767, 28647, 29301, 85941, 87903, 263709, 791127, 10362787, 31088361, 93265083, 279795249, 839385747]

約数ペア:

[(1, 839385747), (3, 279795249), (9, 93265083), (27, 31088361), (81, 10362787), (1061, 791127), (3183, 263709), (9549, 87903), (9767, 85941), (28647, 29301)]