81277281

素因数分解:

$3^2\times {\mathrm{929}}^1\times {\mathrm{9721}}^1$

素因数の和:10656

約数の個数: 12

約数和(自身を含む): 117538980

約数和(自身を除く): 36261699

約数列:

[1, 3, 9, 929, 2787, 8361, 9721, 29163, 87489, 9030809, 27092427, 81277281]

約数ペア:

[(1, 81277281), (3, 27092427), (9, 9030809), (929, 87489), (2787, 29163), (8361, 9721)]