321036779

素因数分解:

$7^2\times {\mathrm{83}}^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:699

約数の個数: 24

約数和(自身を含む): 380837520

約数和(自身を除く): 59800741

約数列:

[1, 7, 49, 83, 193, 409, 581, 1351, 2863, 4067, 9457, 16019, 20041, 33947, 78937, 112133, 237629, 552559, 784931, 1663403, 3867913, 6551771, 45862397, 321036779]

約数ペア:

[(1, 321036779), (7, 45862397), (49, 6551771), (83, 3867913), (193, 1663403), (409, 784931), (581, 552559), (1351, 237629), (2863, 112133), (4067, 78937), (9457, 33947), (16019, 20041)]