86666697

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43573}}^1$

素因数の和:43609

約数の個数: 24

約数和(自身を含む): 142748424

約数和(自身を除く): 56081727

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 43573, 130719, 392157, 566449, 740741, 1699347, 2222223, 5098041, 6666669, 9629633, 28888899, 86666697]

約数ペア:

[(1, 86666697), (3, 28888899), (9, 9629633), (13, 6666669), (17, 5098041), (39, 2222223), (51, 1699347), (117, 740741), (153, 566449), (221, 392157), (663, 130719), (1989, 43573)]