258854956

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{509557}}^1$

素因数の和:509688

約数の個数: 12

約数和(自身を含む): 456563968

約数和(自身を除く): 197709012

約数列:

[1, 2, 4, 127, 254, 508, 509557, 1019114, 2038228, 64713739, 129427478, 258854956]

約数ペア:

[(1, 258854956), (2, 129427478), (4, 64713739), (127, 2038228), (254, 1019114), (508, 509557)]