9001989

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{9011}}^1$

素因数の和:9057

約数の個数: 16

約数和(自身を含む): 13698240

約数和(自身を除く): 4696251

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 9011, 27033, 81099, 243297, 333407, 1000221, 3000663, 9001989]

約数ペア:

[(1, 9001989), (3, 3000663), (9, 1000221), (27, 333407), (37, 243297), (111, 81099), (333, 27033), (999, 9011)]