210865288

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{18787}}^1$

素因数の和:18877

約数の個数: 32

約数和(自身を含む): 419348160

約数和(自身を除く): 208482872

約数列:

[1, 2, 4, 8, 23, 46, 61, 92, 122, 184, 244, 488, 1403, 2806, 5612, 11224, 18787, 37574, 75148, 150296, 432101, 864202, 1146007, 1728404, 2292014, 3456808, 4584028, 9168056, 26358161, 52716322, 105432644, 210865288]

約数ペア:

[(1, 210865288), (2, 105432644), (4, 52716322), (8, 26358161), (23, 9168056), (46, 4584028), (61, 3456808), (92, 2292014), (122, 1728404), (184, 1146007), (244, 864202), (488, 432101), (1403, 150296), (2806, 75148), (5612, 37574), (11224, 18787)]