28109313

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{4481}}^1$

素因数の和:4545

約数の個数: 24

約数和(自身を含む): 44049096

約数和(自身を除く): 15939783

約数列:

[1, 3, 9, 17, 41, 51, 123, 153, 369, 697, 2091, 4481, 6273, 13443, 40329, 76177, 183721, 228531, 551163, 685593, 1653489, 3123257, 9369771, 28109313]

約数ペア:

[(1, 28109313), (3, 9369771), (9, 3123257), (17, 1653489), (41, 685593), (51, 551163), (123, 228531), (153, 183721), (369, 76177), (697, 40329), (2091, 13443), (4481, 6273)]