81202318

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{6337}}^1$

素因数の和:6531

約数の個数: 16

約数和(自身を含む): 125492400

約数和(自身を除く): 44290082

約数列:

[1, 2, 43, 86, 149, 298, 6337, 6407, 12674, 12814, 272491, 544982, 944213, 1888426, 40601159, 81202318]

約数ペア:

[(1, 81202318), (2, 40601159), (43, 1888426), (86, 944213), (149, 544982), (298, 272491), (6337, 12814), (6407, 12674)]