2802009

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:189

約数の個数: 32

約数和(自身を含む): 4561920

約数和(自身を除く): 1759911

約数列:

[1, 3, 7, 21, 29, 43, 87, 107, 129, 203, 301, 321, 609, 749, 903, 1247, 2247, 3103, 3741, 4601, 8729, 9309, 13803, 21721, 26187, 32207, 65163, 96621, 133429, 400287, 934003, 2802009]

約数ペア:

[(1, 2802009), (3, 934003), (7, 400287), (21, 133429), (29, 96621), (43, 65163), (87, 32207), (107, 26187), (129, 21721), (203, 13803), (301, 9309), (321, 8729), (609, 4601), (749, 3741), (903, 3103), (1247, 2247)]