257355146

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{43753}}^1$

素因数の和:43945

約数の個数: 16

約数和(自身を含む): 411112584

約数和(自身を除く): 153757438

約数列:

[1, 2, 17, 34, 173, 346, 2941, 5882, 43753, 87506, 743801, 1487602, 7569269, 15138538, 128677573, 257355146]

約数ペア:

[(1, 257355146), (2, 128677573), (17, 15138538), (34, 7569269), (173, 1487602), (346, 743801), (2941, 87506), (5882, 43753)]