28509364

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{1381}}^1$

素因数の和:1795

約数の個数: 24

約数和(自身を含む): 53903528

約数和(自身を除く): 25394164

約数列:

[1, 2, 4, 13, 26, 52, 397, 794, 1381, 1588, 2762, 5161, 5524, 10322, 17953, 20644, 35906, 71812, 548257, 1096514, 2193028, 7127341, 14254682, 28509364]

約数ペア:

[(1, 28509364), (2, 14254682), (4, 7127341), (13, 2193028), (26, 1096514), (52, 548257), (397, 71812), (794, 35906), (1381, 20644), (1588, 17953), (2762, 10322), (5161, 5524)]