209569564

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{737921}}^1$

素因数の和:737996

約数の個数: 12

約数和(自身を含む): 371912688

約数和(自身を除く): 162343124

約数列:

[1, 2, 4, 71, 142, 284, 737921, 1475842, 2951684, 52392391, 104784782, 209569564]

約数ペア:

[(1, 209569564), (2, 104784782), (4, 52392391), (71, 2951684), (142, 1475842), (284, 737921)]