18252825

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{12809}}^1$

素因数の和:12841

約数の個数: 24

約数和(自身を含む): 31768800

約数和(自身を除く): 13515975

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 12809, 38427, 64045, 192135, 243371, 320225, 730113, 960675, 1216855, 3650565, 6084275, 18252825]

約数ペア:

[(1, 18252825), (3, 6084275), (5, 3650565), (15, 1216855), (19, 960675), (25, 730113), (57, 320225), (75, 243371), (95, 192135), (285, 64045), (475, 38427), (1425, 12809)]