338959145

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 496702080

約数和(自身を除く): 157742935

約数列:

[1, 5, 7, 19, 35, 95, 133, 139, 193, 361, 665, 695, 965, 973, 1351, 1805, 2527, 2641, 3667, 4865, 6755, 12635, 13205, 18335, 18487, 25669, 26827, 50179, 69673, 92435, 128345, 134135, 187789, 250895, 348365, 351253, 487711, 509713, 938945, 1756265, 2438555, 2548565, 3567991, 9684547, 17839955, 48422735, 67791829, 338959145]

約数ペア:

[(1, 338959145), (5, 67791829), (7, 48422735), (19, 17839955), (35, 9684547), (95, 3567991), (133, 2548565), (139, 2438555), (193, 1756265), (361, 938945), (665, 509713), (695, 487711), (965, 351253), (973, 348365), (1351, 250895), (1805, 187789), (2527, 134135), (2641, 128345), (3667, 92435), (4865, 69673), (6755, 50179), (12635, 26827), (13205, 25669), (18335, 18487)]