28291437

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{593}}^1$

素因数の和:655

約数の個数: 40

約数和(自身を含む): 45999360

約数和(自身を除く): 17707923

約数列:

[1, 3, 9, 19, 27, 31, 57, 81, 93, 171, 279, 513, 589, 593, 837, 1539, 1767, 1779, 2511, 5301, 5337, 11267, 15903, 16011, 18383, 33801, 47709, 48033, 55149, 101403, 165447, 304209, 349277, 496341, 912627, 1047831, 1489023, 3143493, 9430479, 28291437]

約数ペア:

[(1, 28291437), (3, 9430479), (9, 3143493), (19, 1489023), (27, 1047831), (31, 912627), (57, 496341), (81, 349277), (93, 304209), (171, 165447), (279, 101403), (513, 55149), (589, 48033), (593, 47709), (837, 33801), (1539, 18383), (1767, 16011), (1779, 15903), (2511, 11267), (5301, 5337)]