1277339965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{347}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 1847328768

約数和(自身を除く): 569988803

約数列:

[1, 5, 11, 17, 31, 55, 85, 127, 155, 187, 341, 347, 527, 635, 935, 1397, 1705, 1735, 2159, 2635, 3817, 3937, 5797, 5899, 6985, 10757, 10795, 19085, 19685, 23749, 28985, 29495, 43307, 44069, 53785, 64889, 66929, 118327, 118745, 182869, 216535, 220345, 324445, 334645, 484759, 591635, 736219, 749173, 914345, 1366139, 2011559, 2423795, 3681095, 3745865, 6830695, 8240903, 10057795, 15027529, 23224363, 41204515, 75137645, 116121815, 255467993, 1277339965]

約数ペア:

[(1, 1277339965), (5, 255467993), (11, 116121815), (17, 75137645), (31, 41204515), (55, 23224363), (85, 15027529), (127, 10057795), (155, 8240903), (187, 6830695), (341, 3745865), (347, 3681095), (527, 2423795), (635, 2011559), (935, 1366139), (1397, 914345), (1705, 749173), (1735, 736219), (2159, 591635), (2635, 484759), (3817, 334645), (3937, 324445), (5797, 220345), (5899, 216535), (6985, 182869), (10757, 118745), (10795, 118327), (19085, 66929), (19685, 64889), (23749, 53785), (28985, 44069), (29495, 43307)]