804947143

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18701}}^1$

素因数の和:18775

約数の個数: 32

約数和(自身を含む): 1105961472

約数和(自身を除く): 301014329

約数列:

[1, 7, 11, 13, 43, 77, 91, 143, 301, 473, 559, 1001, 3311, 3913, 6149, 18701, 43043, 130907, 205711, 243113, 804143, 1439977, 1701791, 2674243, 5629001, 8845573, 10453859, 18719701, 61919011, 73177013, 114992449, 804947143]

約数ペア:

[(1, 804947143), (7, 114992449), (11, 73177013), (13, 61919011), (43, 18719701), (77, 10453859), (91, 8845573), (143, 5629001), (301, 2674243), (473, 1701791), (559, 1439977), (1001, 804143), (3311, 243113), (3913, 205711), (6149, 130907), (18701, 43043)]