1808955963

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{4157}}^1$

素因数の和:4464

約数の個数: 32

約数和(自身を含む): 2730309120

約数和(自身を除く): 921353157

約数列:

[1, 3, 9, 27, 71, 213, 227, 639, 681, 1917, 2043, 4157, 6129, 12471, 16117, 37413, 48351, 112239, 145053, 295147, 435159, 885441, 943639, 2656323, 2830917, 7968969, 8492751, 25478253, 66998369, 200995107, 602985321, 1808955963]

約数ペア:

[(1, 1808955963), (3, 602985321), (9, 200995107), (27, 66998369), (71, 25478253), (213, 8492751), (227, 7968969), (639, 2830917), (681, 2656323), (1917, 943639), (2043, 885441), (4157, 435159), (6129, 295147), (12471, 145053), (16117, 112239), (37413, 48351)]