28026837

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{15493}}^1$

素因数の和:15569

約数の個数: 16

約数和(自身を含む): 42143680

約数和(自身を除く): 14116843

約数列:

[1, 3, 9, 27, 67, 201, 603, 1809, 15493, 46479, 139437, 418311, 1038031, 3114093, 9342279, 28026837]

約数ペア:

[(1, 28026837), (3, 9342279), (9, 3114093), (27, 1038031), (67, 418311), (201, 139437), (603, 46479), (1809, 15493)]