129986721

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{1087}}^1$

素因数の和:1242

約数の個数: 32

約数和(自身を含む): 199147520

約数和(自身を除く): 69160799

約数列:

[1, 3, 9, 27, 43, 103, 129, 309, 387, 927, 1087, 1161, 2781, 3261, 4429, 9783, 13287, 29349, 39861, 46741, 111961, 119583, 140223, 335883, 420669, 1007649, 1262007, 3022947, 4814323, 14442969, 43328907, 129986721]

約数ペア:

[(1, 129986721), (3, 43328907), (9, 14442969), (27, 4814323), (43, 3022947), (103, 1262007), (129, 1007649), (309, 420669), (387, 335883), (927, 140223), (1087, 119583), (1161, 111961), (2781, 46741), (3261, 39861), (4429, 29349), (9783, 13287)]