220154517

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{247087}}^1$

素因数の和:247110

約数の個数: 20

約数和(自身を含む): 358771776

約数和(自身を除く): 138617259

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 247087, 741261, 2223783, 2717957, 6671349, 8153871, 20014047, 24461613, 73384839, 220154517]

約数ペア:

[(1, 220154517), (3, 73384839), (9, 24461613), (11, 20014047), (27, 8153871), (33, 6671349), (81, 2717957), (99, 2223783), (297, 741261), (891, 247087)]