64990678

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{6311}}^1$

素因数の和:6603

約数の個数: 16

約数和(自身を含む): 103011840

約数和(自身を除く): 38021162

約数列:

[1, 2, 19, 38, 271, 542, 5149, 6311, 10298, 12622, 119909, 239818, 1710281, 3420562, 32495339, 64990678]

約数ペア:

[(1, 64990678), (2, 32495339), (19, 3420562), (38, 1710281), (271, 239818), (542, 119909), (5149, 12622), (6311, 10298)]