25061805

素因数分解:

$3^5\times 5^1\times {\mathrm{20627}}^1$

素因数の和:20647

約数の個数: 24

約数和(自身を含む): 45051552

約数和(自身を除く): 19989747

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 20627, 61881, 103135, 185643, 309405, 556929, 928215, 1670787, 2784645, 5012361, 8353935, 25061805]

約数ペア:

[(1, 25061805), (3, 8353935), (5, 5012361), (9, 2784645), (15, 1670787), (27, 928215), (45, 556929), (81, 309405), (135, 185643), (243, 103135), (405, 61881), (1215, 20627)]