27990038

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1\times {\mathrm{419}}^1$

素因数の和:811

約数の個数: 16

約数和(自身を含む): 42577920

約数和(自身を除く): 14587882

約数列:

[1, 2, 127, 254, 263, 419, 526, 838, 33401, 53213, 66802, 106426, 110197, 220394, 13995019, 27990038]

約数ペア:

[(1, 27990038), (2, 13995019), (127, 220394), (254, 110197), (263, 106426), (419, 66802), (526, 53213), (838, 33401)]