2047143

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1373}}^1$

素因数の和:1454

約数の個数: 16

約数和(自身を含む): 3165696

約数和(自身を除く): 1118553

約数列:

[1, 3, 7, 21, 71, 213, 497, 1373, 1491, 4119, 9611, 28833, 97483, 292449, 682381, 2047143]

約数ペア:

[(1, 2047143), (3, 682381), (7, 292449), (21, 97483), (71, 28833), (213, 9611), (497, 4119), (1373, 1491)]