2624805

素因数分解:

$3^4\times 5^1\times {\mathrm{6481}}^1$

素因数の和:6498

約数の個数: 20

約数和(自身を含む): 4705932

約数和(自身を除く): 2081127

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 6481, 19443, 32405, 58329, 97215, 174987, 291645, 524961, 874935, 2624805]

約数ペア:

[(1, 2624805), (3, 874935), (5, 524961), (9, 291645), (15, 174987), (27, 97215), (45, 58329), (81, 32405), (135, 19443), (405, 6481)]