51704653

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 72624384

約数和(自身を除く): 20919731

約数列:

[1, 7, 11, 13, 47, 49, 77, 91, 143, 157, 329, 517, 539, 611, 637, 1001, 1099, 1727, 2041, 2303, 3619, 4277, 6721, 7007, 7379, 7693, 12089, 14287, 22451, 25333, 29939, 47047, 51653, 81169, 84623, 95927, 100009, 157157, 329329, 361571, 568183, 671489, 1055197, 1100099, 3977281, 4700423, 7386379, 51704653]

約数ペア:

[(1, 51704653), (7, 7386379), (11, 4700423), (13, 3977281), (47, 1100099), (49, 1055197), (77, 671489), (91, 568183), (143, 361571), (157, 329329), (329, 157157), (517, 100009), (539, 95927), (611, 84623), (637, 81169), (1001, 51653), (1099, 47047), (1727, 29939), (2041, 25333), (2303, 22451), (3619, 14287), (4277, 12089), (6721, 7693), (7007, 7379)]