256115402

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{23003}}^1$

素因数の和:23317

約数の個数: 16

約数和(自身を含む): 405790560

約数和(自身を除く): 149675158

約数列:

[1, 2, 19, 38, 293, 586, 5567, 11134, 23003, 46006, 437057, 874114, 6739879, 13479758, 128057701, 256115402]

約数ペア:

[(1, 256115402), (2, 128057701), (19, 13479758), (38, 6739879), (293, 874114), (586, 437057), (5567, 46006), (11134, 23003)]