865708479

素因数分解:

$3^4\times {\mathrm{3137}}^1\times {\mathrm{3407}}^1$

素因数の和:6556

約数の個数: 20

約数和(自身を含む): 1294010784

約数和(自身を除く): 428302305

約数列:

[1, 3, 9, 27, 81, 3137, 3407, 9411, 10221, 28233, 30663, 84699, 91989, 254097, 275967, 10687759, 32063277, 96189831, 288569493, 865708479]

約数ペア:

[(1, 865708479), (3, 288569493), (9, 96189831), (27, 32063277), (81, 10687759), (3137, 275967), (3407, 254097), (9411, 91989), (10221, 84699), (28233, 30663)]