1689905993205

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{491707}}^1$

素因数の和:492154

約数の個数: 64

約数和(自身を含む): 2945527603200

約数和(自身を除く): 1255621609995

約数列:

[1, 3, 5, 15, 19, 31, 57, 93, 95, 155, 285, 389, 465, 589, 1167, 1767, 1945, 2945, 5835, 7391, 8835, 12059, 22173, 36177, 36955, 60295, 110865, 180885, 229121, 491707, 687363, 1145605, 1475121, 2458535, 3436815, 7375605, 9342433, 15242917, 28027299, 45728751, 46712165, 76214585, 140136495, 191274023, 228643755, 289615423, 573822069, 868846269, 956370115, 1448077115, 2869110345, 3634206437, 4344231345, 5929494713, 10902619311, 17788484139, 18171032185, 29647473565, 54513096555, 88942420695, 112660399547, 337981198641, 563301997735, 1689905993205]

約数ペア:

[(1, 1689905993205), (3, 563301997735), (5, 337981198641), (15, 112660399547), (19, 88942420695), (31, 54513096555), (57, 29647473565), (93, 18171032185), (95, 17788484139), (155, 10902619311), (285, 5929494713), (389, 4344231345), (465, 3634206437), (589, 2869110345), (1167, 1448077115), (1767, 956370115), (1945, 868846269), (2945, 573822069), (5835, 289615423), (7391, 228643755), (8835, 191274023), (12059, 140136495), (22173, 76214585), (36177, 46712165), (36955, 45728751), (60295, 28027299), (110865, 15242917), (180885, 9342433), (229121, 7375605), (491707, 3436815), (687363, 2458535), (1145605, 1475121)]