802783143

素因数分解:

$3^4\times {\mathrm{1801}}^1\times {\mathrm{5503}}^1$

素因数の和:7316

約数の個数: 20

約数和(自身を含む): 1200103168

約数和(自身を除く): 397320025

約数列:

[1, 3, 9, 27, 81, 1801, 5403, 5503, 16209, 16509, 48627, 49527, 145881, 148581, 445743, 9910903, 29732709, 89198127, 267594381, 802783143]

約数ペア:

[(1, 802783143), (3, 267594381), (9, 89198127), (27, 29732709), (81, 9910903), (1801, 445743), (5403, 148581), (5503, 145881), (16209, 49527), (16509, 48627)]