2662221

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:368

約数の個数: 16

約数和(自身を含む): 3686400

約数和(自身を除く): 1024179

約数列:

[1, 3, 47, 79, 141, 237, 239, 717, 3713, 11139, 11233, 18881, 33699, 56643, 887407, 2662221]

約数ペア:

[(1, 2662221), (3, 887407), (47, 56643), (79, 33699), (141, 18881), (237, 11233), (239, 11139), (717, 3713)]