290436489

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2609}}^1$

素因数の和:2675

約数の個数: 64

約数和(自身を含む): 534528000

約数和(自身を除く): 244091511

約数列:

[1, 3, 7, 9, 19, 21, 27, 31, 57, 63, 93, 133, 171, 189, 217, 279, 399, 513, 589, 651, 837, 1197, 1767, 1953, 2609, 3591, 4123, 5301, 5859, 7827, 12369, 15903, 18263, 23481, 37107, 49571, 54789, 70443, 80879, 111321, 148713, 164367, 242637, 346997, 446139, 493101, 566153, 727911, 1040991, 1338417, 1536701, 1698459, 2183733, 3122973, 4610103, 5095377, 9368919, 10756907, 13830309, 15286131, 32270721, 41490927, 96812163, 290436489]

約数ペア:

[(1, 290436489), (3, 96812163), (7, 41490927), (9, 32270721), (19, 15286131), (21, 13830309), (27, 10756907), (31, 9368919), (57, 5095377), (63, 4610103), (93, 3122973), (133, 2183733), (171, 1698459), (189, 1536701), (217, 1338417), (279, 1040991), (399, 727911), (513, 566153), (589, 493101), (651, 446139), (837, 346997), (1197, 242637), (1767, 164367), (1953, 148713), (2609, 111321), (3591, 80879), (4123, 70443), (5301, 54789), (5859, 49571), (7827, 37107), (12369, 23481), (15903, 18263)]