81105726

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1039817}}^1$

素因数の和:1039835

約数の個数: 16

約数和(自身を含む): 174689424

約数和(自身を除く): 93583698

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1039817, 2079634, 3119451, 6238902, 13517621, 27035242, 40552863, 81105726]

約数ペア:

[(1, 81105726), (2, 40552863), (3, 27035242), (6, 13517621), (13, 6238902), (26, 3119451), (39, 2079634), (78, 1039817)]