Samoa is about 523 times smaller than Alaska.

Alaska is approximately 1,481,348 sq km, while Samoa is approximately 2,831 sq km, making Samoa 0.19% the size of Alaska. Meanwhile, the population of Alaska is ~710,231 people (504,052 fewer people live in Samoa).
Tip: This to-scale comparison of Alaska vs. Samoa uses the Mercator projection, which distorts the size of regions near the poles.