56090139

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{20389}}^1$

素因数の和:20530

約数の個数: 16

約数和(自身を含む): 86127360

約数和(自身を除く): 30037221

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 20389, 61167, 142723, 428169, 2670959, 8012877, 18696713, 56090139]

約数ペア:

[(1, 56090139), (3, 18696713), (7, 8012877), (21, 2670959), (131, 428169), (393, 142723), (917, 61167), (2751, 20389)]