249262013

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5791}}^1$

素因数の和:5865

約数の個数: 32

約数和(自身を含む): 342515712

約数和(自身を除く): 93253699

約数列:

[1, 7, 11, 13, 43, 77, 91, 143, 301, 473, 559, 1001, 3311, 3913, 5791, 6149, 40537, 43043, 63701, 75283, 249013, 445907, 526981, 828113, 1743091, 2739143, 3237169, 5796791, 19174001, 22660183, 35608859, 249262013]

約数ペア:

[(1, 249262013), (7, 35608859), (11, 22660183), (13, 19174001), (43, 5796791), (77, 3237169), (91, 2739143), (143, 1743091), (301, 828113), (473, 526981), (559, 445907), (1001, 249013), (3311, 75283), (3913, 63701), (5791, 43043), (6149, 40537)]