905163588

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{811}}^1$

素因数の和:974

約数の個数: 144

約数和(自身を含む): 2705038336

約数和(自身を除く): 1799874748

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 103, 126, 129, 172, 206, 252, 258, 301, 309, 387, 412, 516, 602, 618, 721, 774, 811, 903, 927, 1204, 1236, 1442, 1548, 1622, 1806, 1854, 2163, 2433, 2709, 2884, 3244, 3612, 3708, 4326, 4429, 4866, 5418, 5677, 6489, 7299, 8652, 8858, 9732, 10836, 11354, 12978, 13287, 14598, 17031, 17716, 22708, 25956, 26574, 29196, 31003, 34062, 34873, 39861, 51093, 53148, 62006, 68124, 69746, 79722, 83533, 93009, 102186, 104619, 124012, 139492, 159444, 167066, 186018, 204372, 209238, 244111, 250599, 279027, 313857, 334132, 372036, 418476, 488222, 501198, 558054, 584731, 627714, 732333, 751797, 976444, 1002396, 1116108, 1169462, 1255428, 1464666, 1503594, 1754193, 2196999, 2338924, 2929332, 3007188, 3508386, 3591919, 4393998, 5262579, 7016772, 7183838, 8787996, 10525158, 10775757, 14367676, 21050316, 21551514, 25143433, 32327271, 43103028, 50286866, 64654542, 75430299, 100573732, 129309084, 150860598, 226290897, 301721196, 452581794, 905163588]

約数ペア:

[(1, 905163588), (2, 452581794), (3, 301721196), (4, 226290897), (6, 150860598), (7, 129309084), (9, 100573732), (12, 75430299), (14, 64654542), (18, 50286866), (21, 43103028), (28, 32327271), (36, 25143433), (42, 21551514), (43, 21050316), (63, 14367676), (84, 10775757), (86, 10525158), (103, 8787996), (126, 7183838), (129, 7016772), (172, 5262579), (206, 4393998), (252, 3591919), (258, 3508386), (301, 3007188), (309, 2929332), (387, 2338924), (412, 2196999), (516, 1754193), (602, 1503594), (618, 1464666), (721, 1255428), (774, 1169462), (811, 1116108), (903, 1002396), (927, 976444), (1204, 751797), (1236, 732333), (1442, 627714), (1548, 584731), (1622, 558054), (1806, 501198), (1854, 488222), (2163, 418476), (2433, 372036), (2709, 334132), (2884, 313857), (3244, 279027), (3612, 250599), (3708, 244111), (4326, 209238), (4429, 204372), (4866, 186018), (5418, 167066), (5677, 159444), (6489, 139492), (7299, 124012), (8652, 104619), (8858, 102186), (9732, 93009), (10836, 83533), (11354, 79722), (12978, 69746), (13287, 68124), (14598, 62006), (17031, 53148), (17716, 51093), (22708, 39861), (25956, 34873), (26574, 34062), (29196, 31003)]