1489403994

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{3767}}^1$

素因数の和:3959

約数の個数: 64

約数和(自身を含む): 3319577856

約数和(自身を除く): 1830173862

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 137, 222, 274, 411, 481, 822, 962, 1443, 1781, 2886, 3562, 3767, 5069, 5343, 7534, 10138, 10686, 11301, 15207, 22602, 30414, 48971, 65897, 97942, 131794, 139379, 146913, 197691, 278758, 293826, 395382, 418137, 516079, 836274, 1032158, 1548237, 1811927, 3096474, 3623854, 5435781, 6709027, 10871562, 13418054, 19094923, 20127081, 38189846, 40254162, 57284769, 114569538, 248233999, 496467998, 744701997, 1489403994]

約数ペア:

[(1, 1489403994), (2, 744701997), (3, 496467998), (6, 248233999), (13, 114569538), (26, 57284769), (37, 40254162), (39, 38189846), (74, 20127081), (78, 19094923), (111, 13418054), (137, 10871562), (222, 6709027), (274, 5435781), (411, 3623854), (481, 3096474), (822, 1811927), (962, 1548237), (1443, 1032158), (1781, 836274), (2886, 516079), (3562, 418137), (3767, 395382), (5069, 293826), (5343, 278758), (7534, 197691), (10138, 146913), (10686, 139379), (11301, 131794), (15207, 97942), (22602, 65897), (30414, 48971)]