214314289

素因数分解:

$7^3\times {\mathrm{61}}^1\times {\mathrm{10243}}^1$

素因数の和:10325

約数の個数: 16

約数和(自身を含む): 254051200

約数和(自身を除く): 39736911

約数列:

[1, 7, 49, 61, 343, 427, 2989, 10243, 20923, 71701, 501907, 624823, 3513349, 4373761, 30616327, 214314289]

約数ペア:

[(1, 214314289), (7, 30616327), (49, 4373761), (61, 3513349), (343, 624823), (427, 501907), (2989, 71701), (10243, 20923)]