84665979

素因数分解:

$3^4\times {\mathrm{439}}^1\times {\mathrm{2381}}^1$

素因数の和:2832

約数の個数: 20

約数和(自身を含む): 126817680

約数和(自身を除く): 42151701

約数列:

[1, 3, 9, 27, 81, 439, 1317, 2381, 3951, 7143, 11853, 21429, 35559, 64287, 192861, 1045259, 3135777, 9407331, 28221993, 84665979]

約数ペア:

[(1, 84665979), (3, 28221993), (9, 9407331), (27, 3135777), (81, 1045259), (439, 192861), (1317, 64287), (2381, 35559), (3951, 21429), (7143, 11853)]