28863825

素因数分解:

$3^1\times 5^2\times {\mathrm{384851}}^1$

素因数の和:384864

約数の個数: 12

約数和(自身を含む): 47721648

約数和(自身を除く): 18857823

約数列:

[1, 3, 5, 15, 25, 75, 384851, 1154553, 1924255, 5772765, 9621275, 28863825]

約数ペア:

[(1, 28863825), (3, 9621275), (5, 5772765), (15, 1924255), (25, 1154553), (75, 384851)]