128430441

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{42853}}^1$

素因数の和:42902

約数の個数: 20

約数和(自身を含む): 197042692

約数和(自身を除く): 68612251

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 42853, 128559, 385677, 1157031, 1585561, 3471093, 4756683, 14270049, 42810147, 128430441]

約数ペア:

[(1, 128430441), (3, 42810147), (9, 14270049), (27, 4756683), (37, 3471093), (81, 1585561), (111, 1157031), (333, 385677), (999, 128559), (2997, 42853)]