2081247

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 3440640

約数和(自身を除く): 1359393

約数列:

[1, 3, 7, 21, 23, 31, 69, 93, 139, 161, 217, 417, 483, 651, 713, 973, 2139, 2919, 3197, 4309, 4991, 9591, 12927, 14973, 22379, 30163, 67137, 90489, 99107, 297321, 693749, 2081247]

約数ペア:

[(1, 2081247), (3, 693749), (7, 297321), (21, 99107), (23, 90489), (31, 67137), (69, 30163), (93, 22379), (139, 14973), (161, 12927), (217, 9591), (417, 4991), (483, 4309), (651, 3197), (713, 2919), (973, 2139)]