31034003

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 43819776

約数和(自身を除く): 12785773

約数列:

[1, 7, 11, 13, 43, 49, 77, 91, 103, 143, 301, 473, 539, 559, 637, 721, 1001, 1133, 1339, 2107, 3311, 3913, 4429, 5047, 6149, 7007, 7931, 9373, 14729, 23177, 27391, 31003, 43043, 48719, 55517, 57577, 65611, 103103, 217021, 301301, 341033, 403039, 633347, 721721, 2387231, 2821273, 4433429, 31034003]

約数ペア:

[(1, 31034003), (7, 4433429), (11, 2821273), (13, 2387231), (43, 721721), (49, 633347), (77, 403039), (91, 341033), (103, 301301), (143, 217021), (301, 103103), (473, 65611), (539, 57577), (559, 55517), (637, 48719), (721, 43043), (1001, 31003), (1133, 27391), (1339, 23177), (2107, 14729), (3311, 9373), (3913, 7931), (4429, 7007), (5047, 6149)]