19004848107

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{29851}}^1$

素因数の和:30000

約数の個数: 48

約数和(自身を含む): 30383126784

約数和(自身を除く): 11378278677

約数列:

[1, 3, 7, 21, 49, 61, 71, 147, 183, 213, 427, 497, 1281, 1491, 2989, 3479, 4331, 8967, 10437, 12993, 29851, 30317, 89553, 90951, 208957, 212219, 626871, 636657, 1462699, 1820911, 2119421, 4388097, 5462733, 6358263, 12746377, 14835947, 38239131, 44507841, 89224639, 103851629, 129284681, 267673917, 311554887, 387854043, 904992767, 2714978301, 6334949369, 19004848107]

約数ペア:

[(1, 19004848107), (3, 6334949369), (7, 2714978301), (21, 904992767), (49, 387854043), (61, 311554887), (71, 267673917), (147, 129284681), (183, 103851629), (213, 89224639), (427, 44507841), (497, 38239131), (1281, 14835947), (1491, 12746377), (2989, 6358263), (3479, 5462733), (4331, 4388097), (8967, 2119421), (10437, 1820911), (12993, 1462699), (29851, 636657), (30317, 626871), (89553, 212219), (90951, 208957)]