887966387

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2797}}^1$

素因数の和:2872

約数の個数: 48

約数和(自身を含む): 1224852480

約数和(自身を除く): 336886093

約数列:

[1, 7, 11, 19, 31, 49, 77, 133, 209, 217, 341, 539, 589, 931, 1463, 1519, 2387, 2797, 4123, 6479, 10241, 16709, 19579, 28861, 30767, 45353, 53143, 86707, 137053, 215369, 317471, 372001, 584573, 606949, 953777, 1507583, 1647433, 2604007, 4092011, 4248643, 6676439, 11532031, 18121763, 28644077, 46735073, 80724217, 126852341, 887966387]

約数ペア:

[(1, 887966387), (7, 126852341), (11, 80724217), (19, 46735073), (31, 28644077), (49, 18121763), (77, 11532031), (133, 6676439), (209, 4248643), (217, 4092011), (341, 2604007), (539, 1647433), (589, 1507583), (931, 953777), (1463, 606949), (1519, 584573), (2387, 372001), (2797, 317471), (4123, 215369), (6479, 137053), (10241, 86707), (16709, 53143), (19579, 45353), (28861, 30767)]