81042573

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1\times {\mathrm{971}}^1$

素因数の和:1664

約数の個数: 16

約数和(自身を含む): 110854656

約数和(自身を除く): 29812083

約数列:

[1, 3, 43, 129, 647, 971, 1941, 2913, 27821, 41753, 83463, 125259, 628237, 1884711, 27014191, 81042573]

約数ペア:

[(1, 81042573), (3, 27014191), (43, 1884711), (129, 628237), (647, 125259), (971, 83463), (1941, 41753), (2913, 27821)]