28304991

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7331}}^1$

素因数の和:7364

約数の個数: 32

約数和(自身を含む): 49271040

約数和(自身を除く): 20966049

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 143, 297, 351, 429, 1287, 3861, 7331, 21993, 65979, 80641, 95303, 197937, 241923, 285909, 725769, 857727, 1048333, 2177307, 2573181, 3144999, 9434997, 28304991]

約数ペア:

[(1, 28304991), (3, 9434997), (9, 3144999), (11, 2573181), (13, 2177307), (27, 1048333), (33, 857727), (39, 725769), (99, 285909), (117, 241923), (143, 197937), (297, 95303), (351, 80641), (429, 65979), (1287, 21993), (3861, 7331)]