12545127

素因数分解:

$3^2\times 7^2\times {\mathrm{28447}}^1$

素因数の和:28467

約数の個数: 18

約数和(自身を含む): 21079968

約数和(自身を除く): 8534841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 28447, 85341, 199129, 256023, 597387, 1393903, 1792161, 4181709, 12545127]

約数ペア:

[(1, 12545127), (3, 4181709), (7, 1792161), (9, 1393903), (21, 597387), (49, 256023), (63, 199129), (147, 85341), (441, 28447)]