80815881

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1\times {\mathrm{2591}}^1$

素因数の和:2912

約数の個数: 16

約数和(自身を含む): 111103488

約数和(自身を除く): 30287607

約数列:

[1, 3, 37, 111, 281, 843, 2591, 7773, 10397, 31191, 95867, 287601, 728071, 2184213, 26938627, 80815881]

約数ペア:

[(1, 80815881), (3, 26938627), (37, 2184213), (111, 728071), (281, 287601), (843, 95867), (2591, 31191), (7773, 10397)]