12581955

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{16447}}^1$

素因数の和:16475

約数の個数: 24

約数和(自身を含む): 23092992

約数和(自身を除く): 10511037

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 16447, 49341, 82235, 148023, 246705, 279599, 740115, 838797, 1397995, 2516391, 4193985, 12581955]

約数ペア:

[(1, 12581955), (3, 4193985), (5, 2516391), (9, 1397995), (15, 838797), (17, 740115), (45, 279599), (51, 246705), (85, 148023), (153, 82235), (255, 49341), (765, 16447)]