189968319

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{4721}}^1$

素因数の和:5007

約数の個数: 24

約数和(自身を含む): 291706272

約数和(自身を除く): 101737953

約数列:

[1, 3, 9, 17, 51, 153, 263, 789, 2367, 4471, 4721, 13413, 14163, 40239, 42489, 80257, 240771, 722313, 1241623, 3724869, 11174607, 21107591, 63322773, 189968319]

約数ペア:

[(1, 189968319), (3, 63322773), (9, 21107591), (17, 11174607), (51, 3724869), (153, 1241623), (263, 722313), (789, 240771), (2367, 80257), (4471, 42489), (4721, 40239), (13413, 14163)]