39138987

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{2389}}^1$

素因数の和:2562

約数の個数: 16

約数和(自身を含む): 53841920

約数和(自身を除く): 14702933

約数列:

[1, 3, 43, 127, 129, 381, 2389, 5461, 7167, 16383, 102727, 303403, 308181, 910209, 13046329, 39138987]

約数ペア:

[(1, 39138987), (3, 13046329), (43, 910209), (127, 308181), (129, 303403), (381, 102727), (2389, 16383), (5461, 7167)]