78646729

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1\times {\mathrm{877}}^1$

素因数の和:1464

約数の個数: 16

約数和(自身を含む): 94065408

約数和(自身を除く): 15418679

約数列:

[1, 7, 23, 161, 557, 877, 3899, 6139, 12811, 20171, 89677, 141197, 488489, 3419423, 11235247, 78646729]

約数ペア:

[(1, 78646729), (7, 11235247), (23, 3419423), (161, 488489), (557, 141197), (877, 89677), (3899, 20171), (6139, 12811)]