637533904

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{337}}^1$

素因数の和:505

約数の個数: 120

約数和(自身を含む): 1528949760

約数和(自身を除く): 891415856

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 127, 133, 152, 196, 254, 266, 304, 337, 392, 508, 532, 674, 784, 889, 931, 1016, 1064, 1348, 1778, 1862, 2032, 2128, 2359, 2413, 2696, 3556, 3724, 4718, 4826, 5392, 6223, 6403, 7112, 7448, 9436, 9652, 12446, 12806, 14224, 14896, 16513, 16891, 18872, 19304, 24892, 25612, 33026, 33782, 37744, 38608, 42799, 44821, 49784, 51224, 66052, 67564, 85598, 89642, 99568, 102448, 118237, 132104, 135128, 171196, 179284, 236474, 264208, 270256, 299593, 313747, 342392, 358568, 472948, 599186, 627494, 684784, 717136, 813181, 945896, 1198372, 1254988, 1626362, 1891792, 2097151, 2396744, 2509976, 3252724, 4194302, 4793488, 5019952, 5692267, 6505448, 8388604, 11384534, 13010896, 16777208, 22769068, 33554416, 39845869, 45538136, 79691738, 91076272, 159383476, 318766952, 637533904]

約数ペア:

[(1, 637533904), (2, 318766952), (4, 159383476), (7, 91076272), (8, 79691738), (14, 45538136), (16, 39845869), (19, 33554416), (28, 22769068), (38, 16777208), (49, 13010896), (56, 11384534), (76, 8388604), (98, 6505448), (112, 5692267), (127, 5019952), (133, 4793488), (152, 4194302), (196, 3252724), (254, 2509976), (266, 2396744), (304, 2097151), (337, 1891792), (392, 1626362), (508, 1254988), (532, 1198372), (674, 945896), (784, 813181), (889, 717136), (931, 684784), (1016, 627494), (1064, 599186), (1348, 472948), (1778, 358568), (1862, 342392), (2032, 313747), (2128, 299593), (2359, 270256), (2413, 264208), (2696, 236474), (3556, 179284), (3724, 171196), (4718, 135128), (4826, 132104), (5392, 118237), (6223, 102448), (6403, 99568), (7112, 89642), (7448, 85598), (9436, 67564), (9652, 66052), (12446, 51224), (12806, 49784), (14224, 44821), (14896, 42799), (16513, 38608), (16891, 37744), (18872, 33782), (19304, 33026), (24892, 25612)]