81045081

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{709}}^1\times {\mathrm{977}}^1$

素因数の和:1705

約数の個数: 24

約数和(自身を含む): 126377160

約数和(自身を除く): 45332079

約数列:

[1, 3, 9, 13, 39, 117, 709, 977, 2127, 2931, 6381, 8793, 9217, 12701, 27651, 38103, 82953, 114309, 692693, 2078079, 6234237, 9005009, 27015027, 81045081]

約数ペア:

[(1, 81045081), (3, 27015027), (9, 9005009), (13, 6234237), (39, 2078079), (117, 692693), (709, 114309), (977, 82953), (2127, 38103), (2931, 27651), (6381, 12701), (8793, 9217)]