81984918

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{317771}}^1$

素因数の和:317819

約数の個数: 16

約数和(自身を含む): 167783616

約数和(自身を除く): 85798698

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 317771, 635542, 953313, 1906626, 13664153, 27328306, 40992459, 81984918]

約数ペア:

[(1, 81984918), (2, 40992459), (3, 27328306), (6, 13664153), (43, 1906626), (86, 953313), (129, 635542), (258, 317771)]