2680695

素因数分解:

$3^4\times 5^1\times {\mathrm{6619}}^1$

素因数の和:6636

約数の個数: 20

約数和(自身を含む): 4806120

約数和(自身を除く): 2125425

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 6619, 19857, 33095, 59571, 99285, 178713, 297855, 536139, 893565, 2680695]

約数ペア:

[(1, 2680695), (3, 893565), (5, 536139), (9, 297855), (15, 178713), (27, 99285), (45, 59571), (81, 33095), (135, 19857), (405, 6619)]