28235979

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{6661}}^1$

素因数の和:6827

約数の個数: 16

約数和(自身を含む): 42103840

約数和(自身を除く): 13867861

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 6661, 19983, 59949, 179847, 1045777, 3137331, 9411993, 28235979]

約数ペア:

[(1, 28235979), (3, 9411993), (9, 3137331), (27, 1045777), (157, 179847), (471, 59949), (1413, 19983), (4239, 6661)]