217499212

素因数分解:

$2^2\times 7^1\times {\mathrm{503}}^1\times {\mathrm{15443}}^1$

素因数の和:15957

約数の個数: 24

約数和(自身を含む): 435891456

約数和(自身を除く): 218392244

約数列:

[1, 2, 4, 7, 14, 28, 503, 1006, 2012, 3521, 7042, 14084, 15443, 30886, 61772, 108101, 216202, 432404, 7767829, 15535658, 31071316, 54374803, 108749606, 217499212]

約数ペア:

[(1, 217499212), (2, 108749606), (4, 54374803), (7, 31071316), (14, 15535658), (28, 7767829), (503, 432404), (1006, 216202), (2012, 108101), (3521, 61772), (7042, 30886), (14084, 15443)]