28035279

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2447}}^1$

素因数の和:2539

約数の個数: 24

約数和(自身を含む): 43280640

約数和(自身を除く): 15245361

約数列:

[1, 3, 9, 19, 57, 67, 171, 201, 603, 1273, 2447, 3819, 7341, 11457, 22023, 46493, 139479, 163949, 418437, 491847, 1475541, 3115031, 9345093, 28035279]

約数ペア:

[(1, 28035279), (3, 9345093), (9, 3115031), (19, 1475541), (57, 491847), (67, 418437), (171, 163949), (201, 139479), (603, 46493), (1273, 22023), (2447, 11457), (3819, 7341)]