143031889

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3323}}^1$

素因数の和:3397

約数の個数: 32

約数和(自身を含む): 196568064

約数和(自身を除く): 53536175

約数列:

[1, 7, 11, 13, 43, 77, 91, 143, 301, 473, 559, 1001, 3311, 3323, 3913, 6149, 23261, 36553, 43043, 43199, 142889, 255871, 302393, 475189, 1000223, 1571779, 1857557, 3326323, 11002453, 13002899, 20433127, 143031889]

約数ペア:

[(1, 143031889), (7, 20433127), (11, 13002899), (13, 11002453), (43, 3326323), (77, 1857557), (91, 1571779), (143, 1000223), (301, 475189), (473, 302393), (559, 255871), (1001, 142889), (3311, 43199), (3323, 43043), (3913, 36553), (6149, 23261)]