3788891631

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{269}}^1$

素因数の和:390

約数の個数: 108

約数和(自身を含む): 6894412200

約数和(自身を除く): 3105520569

約数列:

[1, 3, 7, 9, 19, 21, 41, 49, 57, 63, 123, 133, 147, 171, 269, 287, 369, 399, 441, 779, 807, 861, 931, 1197, 1681, 1883, 2009, 2337, 2421, 2583, 2793, 5043, 5111, 5453, 5649, 6027, 7011, 8379, 11029, 11767, 13181, 15129, 15333, 16359, 16947, 18081, 31939, 33087, 35301, 35777, 38171, 39543, 45999, 49077, 77203, 82369, 95817, 99261, 105903, 107331, 114513, 118629, 209551, 223573, 231609, 247107, 250439, 287451, 321993, 343539, 452189, 540421, 628653, 670719, 694827, 741321, 751317, 1356567, 1466857, 1565011, 1621263, 1885959, 2012157, 2253951, 3165323, 4069701, 4400571, 4695033, 4863789, 8591591, 9495969, 10267999, 13201713, 14085099, 22157261, 25774773, 28487907, 30803997, 60141137, 66471783, 77324319, 92411991, 180423411, 199415349, 420987959, 541270233, 1262963877, 3788891631]

約数ペア:

[(1, 3788891631), (3, 1262963877), (7, 541270233), (9, 420987959), (19, 199415349), (21, 180423411), (41, 92411991), (49, 77324319), (57, 66471783), (63, 60141137), (123, 30803997), (133, 28487907), (147, 25774773), (171, 22157261), (269, 14085099), (287, 13201713), (369, 10267999), (399, 9495969), (441, 8591591), (779, 4863789), (807, 4695033), (861, 4400571), (931, 4069701), (1197, 3165323), (1681, 2253951), (1883, 2012157), (2009, 1885959), (2337, 1621263), (2421, 1565011), (2583, 1466857), (2793, 1356567), (5043, 751317), (5111, 741321), (5453, 694827), (5649, 670719), (6027, 628653), (7011, 540421), (8379, 452189), (11029, 343539), (11767, 321993), (13181, 287451), (15129, 250439), (15333, 247107), (16359, 231609), (16947, 223573), (18081, 209551), (31939, 118629), (33087, 114513), (35301, 107331), (35777, 105903), (38171, 99261), (39543, 95817), (45999, 82369), (49077, 77203)]