28281188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{4813}}^1$

素因数の和:4943

約数の個数: 24

約数和(自身を含む): 53782008

約数和(自身を除く): 25500820

約数列:

[1, 2, 4, 13, 26, 52, 113, 226, 452, 1469, 2938, 4813, 5876, 9626, 19252, 62569, 125138, 250276, 543869, 1087738, 2175476, 7070297, 14140594, 28281188]

約数ペア:

[(1, 28281188), (2, 14140594), (4, 7070297), (13, 2175476), (26, 1087738), (52, 543869), (113, 250276), (226, 125138), (452, 62569), (1469, 19252), (2938, 9626), (4813, 5876)]