2008809

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:317

約数の個数: 24

約数和(自身を含む): 3212352

約数和(自身を除く): 1203543

約数列:

[1, 3, 9, 11, 33, 99, 103, 197, 309, 591, 927, 1133, 1773, 2167, 3399, 6501, 10197, 19503, 20291, 60873, 182619, 223201, 669603, 2008809]

約数ペア:

[(1, 2008809), (3, 669603), (9, 223201), (11, 182619), (33, 60873), (99, 20291), (103, 19503), (197, 10197), (309, 6501), (591, 3399), (927, 2167), (1133, 1773)]