680561

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:93

約数の個数: 24

約数和(自身を含む): 902880

約数和(自身を除く): 222319

約数列:

[1, 7, 17, 19, 43, 49, 119, 133, 301, 323, 731, 817, 833, 931, 2107, 2261, 5117, 5719, 13889, 15827, 35819, 40033, 97223, 680561]

約数ペア:

[(1, 680561), (7, 97223), (17, 40033), (19, 35819), (43, 15827), (49, 13889), (119, 5719), (133, 5117), (301, 2261), (323, 2107), (731, 931), (817, 833)]