28562025

素因数分解:

$3^1\times 5^2\times {\mathrm{229}}^1\times {\mathrm{1663}}^1$

素因数の和:1905

約数の個数: 24

約数和(自身を含む): 47457280

約数和(自身を除く): 18895255

約数列:

[1, 3, 5, 15, 25, 75, 229, 687, 1145, 1663, 3435, 4989, 5725, 8315, 17175, 24945, 41575, 124725, 380827, 1142481, 1904135, 5712405, 9520675, 28562025]

約数ペア:

[(1, 28562025), (3, 9520675), (5, 5712405), (15, 1904135), (25, 1142481), (75, 380827), (229, 124725), (687, 41575), (1145, 24945), (1663, 17175), (3435, 8315), (4989, 5725)]