9019989

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{509}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 14320800

約数和(自身を除く): 5300811

約数列:

[1, 3, 9, 11, 33, 99, 179, 509, 537, 1527, 1611, 1969, 4581, 5599, 5907, 16797, 17721, 50391, 91111, 273333, 819999, 1002221, 3006663, 9019989]

約数ペア:

[(1, 9019989), (3, 3006663), (9, 1002221), (11, 819999), (33, 273333), (99, 91111), (179, 50391), (509, 17721), (537, 16797), (1527, 5907), (1611, 5599), (1969, 4581)]