15994989

素因数分解:

$3^6\times {\mathrm{37}}^1\times {\mathrm{593}}^1$

素因数の和:648

約数の個数: 28

約数和(自身を含む): 24671196

約数和(自身を除く): 8676207

約数列:

[1, 3, 9, 27, 37, 81, 111, 243, 333, 593, 729, 999, 1779, 2997, 5337, 8991, 16011, 21941, 26973, 48033, 65823, 144099, 197469, 432297, 592407, 1777221, 5331663, 15994989]

約数ペア:

[(1, 15994989), (3, 5331663), (9, 1777221), (27, 592407), (37, 432297), (81, 197469), (111, 144099), (243, 65823), (333, 48033), (593, 26973), (729, 21941), (999, 16011), (1779, 8991), (2997, 5337)]