289957444

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{106759}}^1$

素因数の和:106867

約数の個数: 24

約数和(自身を含む): 585898880

約数和(自身を除く): 295941436

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 106759, 213518, 427036, 747313, 1494626, 2989252, 10355623, 20711246, 41422492, 72489361, 144978722, 289957444]

約数ペア:

[(1, 289957444), (2, 144978722), (4, 72489361), (7, 41422492), (14, 20711246), (28, 10355623), (97, 2989252), (194, 1494626), (388, 747313), (679, 427036), (1358, 213518), (2716, 106759)]