81212814

素因数分解:

$2^1\times 3^3\times {\mathrm{1503941}}^1$

素因数の和:1503952

約数の個数: 16

約数和(自身を含む): 180473040

約数和(自身を除く): 99260226

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1503941, 3007882, 4511823, 9023646, 13535469, 27070938, 40606407, 81212814]

約数ペア:

[(1, 81212814), (2, 40606407), (3, 27070938), (6, 13535469), (9, 9023646), (18, 4511823), (27, 3007882), (54, 1503941)]