1493128049

素因数分解:

$7^3\times {\mathrm{61}}^1\times {\mathrm{71363}}^1$

素因数の和:71445

約数の個数: 16

約数和(自身を含む): 1769827200

約数和(自身を除く): 276699151

約数列:

[1, 7, 49, 61, 343, 427, 2989, 20923, 71363, 499541, 3496787, 4353143, 24477509, 30472001, 213304007, 1493128049]

約数ペア:

[(1, 1493128049), (7, 213304007), (49, 30472001), (61, 24477509), (343, 4353143), (427, 3496787), (2989, 499541), (20923, 71363)]