28985661

素因数分解:

$3^3\times {\mathrm{809}}^1\times {\mathrm{1327}}^1$

素因数の和:2145

約数の個数: 16

約数和(自身を含む): 43027200

約数和(自身を除く): 14041539

約数列:

[1, 3, 9, 27, 809, 1327, 2427, 3981, 7281, 11943, 21843, 35829, 1073543, 3220629, 9661887, 28985661]

約数ペア:

[(1, 28985661), (3, 9661887), (9, 3220629), (27, 1073543), (809, 35829), (1327, 21843), (2427, 11943), (3981, 7281)]