28025895

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{43451}}^1$

素因数の和:43502

約数の個数: 16

約数和(自身を含む): 45885312

約数和(自身を除く): 17859417

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 43451, 130353, 217255, 651765, 1868393, 5605179, 9341965, 28025895]

約数ペア:

[(1, 28025895), (3, 9341965), (5, 5605179), (15, 1868393), (43, 651765), (129, 217255), (215, 130353), (645, 43451)]