28080837

素因数分解:

$3^5\times {\mathrm{73}}^1\times {\mathrm{1583}}^1$

素因数の和:1671

約数の個数: 24

約数和(自身を含む): 42666624

約数和(自身を除く): 14585787

約数列:

[1, 3, 9, 27, 73, 81, 219, 243, 657, 1583, 1971, 4749, 5913, 14247, 17739, 42741, 115559, 128223, 346677, 384669, 1040031, 3120093, 9360279, 28080837]

約数ペア:

[(1, 28080837), (3, 9360279), (9, 3120093), (27, 1040031), (73, 384669), (81, 346677), (219, 128223), (243, 115559), (657, 42741), (1583, 17739), (1971, 14247), (4749, 5913)]