8280387

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{677}}^1$

素因数の和:840

約数の個数: 20

約数和(自身を含む): 12469776

約数和(自身を除く): 4189389

約数列:

[1, 3, 9, 27, 81, 151, 453, 677, 1359, 2031, 4077, 6093, 12231, 18279, 54837, 102227, 306681, 920043, 2760129, 8280387]

約数ペア:

[(1, 8280387), (3, 2760129), (9, 920043), (27, 306681), (81, 102227), (151, 54837), (453, 18279), (677, 12231), (1359, 6093), (2031, 4077)]