84890997

素因数分解:

$3^4\times {\mathrm{211}}^1\times {\mathrm{4967}}^1$

素因数の和:5190

約数の個数: 20

約数和(自身を含む): 127439136

約数和(自身を除く): 42548139

約数列:

[1, 3, 9, 27, 81, 211, 633, 1899, 4967, 5697, 14901, 17091, 44703, 134109, 402327, 1048037, 3144111, 9432333, 28296999, 84890997]

約数ペア:

[(1, 84890997), (3, 28296999), (9, 9432333), (27, 3144111), (81, 1048037), (211, 402327), (633, 134109), (1899, 44703), (4967, 17091), (5697, 14901)]