2053947

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2081}}^1$

素因数の和:2138

約数の個数: 16

約数和(自身を含む): 3197952

約数和(自身を除く): 1144005

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 2081, 6243, 14567, 43701, 97807, 293421, 684649, 2053947]

約数ペア:

[(1, 2053947), (3, 684649), (7, 293421), (21, 97807), (47, 43701), (141, 14567), (329, 6243), (987, 2081)]