2 added 63 characters in body
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Brachylog, 2 bytesbytes

Basically a port from Fatalize's answer to the Sphenic number challenge.

ḋĊ

Try it online!

How?

ḋĊ - implicitly takes input
ḋ  - prime factorisation (with duplicates included)
 Ċ - is a couple

Brachylog, 2 bytes

Basically a port from Fatalize's answer to the Sphenic number challenge.

ḋĊ

Try it online!

How?

ḋĊ - implicitly takes input
ḋ  - prime factorisation (with duplicates included)
 Ċ - is a couple

Brachylog, 2 bytes

Basically a port from Fatalize's answer to the Sphenic number challenge.

ḋĊ

Try it online!

How?

ḋĊ - implicitly takes input
ḋ  - prime factorisation (with duplicates included)
 Ċ - is a couple
1
source | link

Brachylog, 2 bytes

Basically a port from Fatalize's answer to the Sphenic number challenge.

ḋĊ

Try it online!

How?

ḋĊ - implicitly takes input
ḋ  - prime factorisation (with duplicates included)
 Ċ - is a couple