209027666

素因数分解:

$2^1\times {\mathrm{263}}^1\times {\mathrm{401}}^1\times {\mathrm{991}}^1$

素因数の和:1657

約数の個数: 16

約数和(自身を含む): 315836928

約数和(自身を除く): 106809262

約数列:

[1, 2, 263, 401, 526, 802, 991, 1982, 105463, 210926, 260633, 397391, 521266, 794782, 104513833, 209027666]

約数ペア:

[(1, 209027666), (2, 104513833), (263, 794782), (401, 521266), (526, 397391), (802, 260633), (991, 210926), (1982, 105463)]