84479517

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{6907}}^1$

素因数の和:7070

約数の個数: 20

約数和(自身を含む): 127051936

約数和(自身を除く): 42572419

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 4077, 6907, 12231, 20721, 62163, 186489, 559467, 1042957, 3128871, 9386613, 28159839, 84479517]

約数ペア:

[(1, 84479517), (3, 28159839), (9, 9386613), (27, 3128871), (81, 1042957), (151, 559467), (453, 186489), (1359, 62163), (4077, 20721), (6907, 12231)]