772440381

素因数分解:

$3^6\times {\mathrm{109}}^1\times {\mathrm{9721}}^1$

素因数の和:9848

約数の個数: 28

約数和(自身を含む): 1168876060

約数和(自身を除く): 396435679

約数列:

[1, 3, 9, 27, 81, 109, 243, 327, 729, 981, 2943, 8829, 9721, 26487, 29163, 79461, 87489, 262467, 787401, 1059589, 2362203, 3178767, 7086609, 9536301, 28608903, 85826709, 257480127, 772440381]

約数ペア:

[(1, 772440381), (3, 257480127), (9, 85826709), (27, 28608903), (81, 9536301), (109, 7086609), (243, 3178767), (327, 2362203), (729, 1059589), (981, 787401), (2943, 262467), (8829, 87489), (9721, 79461), (26487, 29163)]