287357787

素因数分解:

$3^4\times {\mathrm{853}}^1\times {\mathrm{4159}}^1$

素因数の和:5024

約数の個数: 20

約数和(自身を含む): 429869440

約数和(自身を除く): 142511653

約数列:

[1, 3, 9, 27, 81, 853, 2559, 4159, 7677, 12477, 23031, 37431, 69093, 112293, 336879, 3547627, 10642881, 31928643, 95785929, 287357787]

約数ペア:

[(1, 287357787), (3, 95785929), (9, 31928643), (27, 10642881), (81, 3547627), (853, 336879), (2559, 112293), (4159, 69093), (7677, 37431), (12477, 23031)]