779028481

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 1072742400

約数和(自身を除く): 293713919

約数列:

[1, 7, 11, 19, 31, 77, 89, 133, 193, 209, 217, 341, 589, 623, 979, 1351, 1463, 1691, 2123, 2387, 2759, 3667, 4123, 5983, 6479, 6853, 11837, 14861, 17177, 18601, 19313, 25669, 30349, 40337, 41881, 45353, 52421, 65813, 113677, 120239, 130207, 188947, 212443, 282359, 326363, 366947, 460691, 532487, 576631, 795739, 1250447, 1322629, 2284541, 3589993, 3727409, 4036417, 5857357, 8753129, 10117253, 25129951, 41001499, 70820771, 111289783, 779028481]

約数ペア:

[(1, 779028481), (7, 111289783), (11, 70820771), (19, 41001499), (31, 25129951), (77, 10117253), (89, 8753129), (133, 5857357), (193, 4036417), (209, 3727409), (217, 3589993), (341, 2284541), (589, 1322629), (623, 1250447), (979, 795739), (1351, 576631), (1463, 532487), (1691, 460691), (2123, 366947), (2387, 326363), (2759, 282359), (3667, 212443), (4123, 188947), (5983, 130207), (6479, 120239), (6853, 113677), (11837, 65813), (14861, 52421), (17177, 45353), (18601, 41881), (19313, 40337), (25669, 30349)]