28751949

素因数分解:

$3^3\times {\mathrm{263}}^1\times {\mathrm{4049}}^1$

素因数の和:4321

約数の個数: 16

約数和(自身を含む): 42768000

約数和(自身を除く): 14016051

約数列:

[1, 3, 9, 27, 263, 789, 2367, 4049, 7101, 12147, 36441, 109323, 1064887, 3194661, 9583983, 28751949]

約数ペア:

[(1, 28751949), (3, 9583983), (9, 3194661), (27, 1064887), (263, 109323), (789, 36441), (2367, 12147), (4049, 7101)]