28702749

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{1559}}^1$

素因数の和:1617

約数の個数: 24

約数和(自身を含む): 42793920

約数和(自身を除く): 14091171

約数列:

[1, 3, 17, 19, 51, 57, 323, 361, 969, 1083, 1559, 4677, 6137, 18411, 26503, 29621, 79509, 88863, 503557, 562799, 1510671, 1688397, 9567583, 28702749]

約数ペア:

[(1, 28702749), (3, 9567583), (17, 1688397), (19, 1510671), (51, 562799), (57, 503557), (323, 88863), (361, 79509), (969, 29621), (1083, 26503), (1559, 18411), (4677, 6137)]