18714267

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:201

約数の個数: 64

約数和(自身を含む): 33707520

約数和(自身を除く): 14993253

約数列:

[1, 3, 9, 11, 13, 27, 33, 37, 39, 99, 111, 117, 131, 143, 297, 333, 351, 393, 407, 429, 481, 999, 1179, 1221, 1287, 1441, 1443, 1703, 3537, 3663, 3861, 4323, 4329, 4847, 5109, 5291, 10989, 12969, 12987, 14541, 15327, 15873, 18733, 38907, 43623, 45981, 47619, 53317, 56199, 63011, 130869, 142857, 159951, 168597, 189033, 479853, 505791, 567099, 693121, 1439559, 1701297, 2079363, 6238089, 18714267]

約数ペア:

[(1, 18714267), (3, 6238089), (9, 2079363), (11, 1701297), (13, 1439559), (27, 693121), (33, 567099), (37, 505791), (39, 479853), (99, 189033), (111, 168597), (117, 159951), (131, 142857), (143, 130869), (297, 63011), (333, 56199), (351, 53317), (393, 47619), (407, 45981), (429, 43623), (481, 38907), (999, 18733), (1179, 15873), (1221, 15327), (1287, 14541), (1441, 12987), (1443, 12969), (1703, 10989), (3537, 5291), (3663, 5109), (3861, 4847), (4323, 4329)]