2081176321

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{66977}}^1$

素因数の和:67200

約数の個数: 16

約数和(自身を含む): 2494796544

約数和(自身を除く): 413620223

約数列:

[1, 7, 23, 161, 193, 1351, 4439, 31073, 66977, 468839, 1540471, 10783297, 12926561, 90485927, 297310903, 2081176321]

約数ペア:

[(1, 2081176321), (7, 297310903), (23, 90485927), (161, 12926561), (193, 10783297), (1351, 1540471), (4439, 468839), (31073, 66977)]