28005082

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{19421}}^1$

素因数の和:19533

約数の個数: 16

約数和(自身を含む): 48477312

約数和(自身を除く): 20472230

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 19421, 38842, 135947, 271894, 2000363, 4000726, 14002541, 28005082]

約数ペア:

[(1, 28005082), (2, 14002541), (7, 4000726), (14, 2000363), (103, 271894), (206, 135947), (721, 38842), (1442, 19421)]