990998232

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{1217}}^1$

素因数の和:1401

約数の個数: 128

約数和(自身を含む): 2932554240

約数和(自身を除く): 1941556008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 131, 148, 168, 222, 259, 262, 296, 393, 444, 518, 524, 777, 786, 888, 917, 1036, 1048, 1217, 1554, 1572, 1834, 2072, 2434, 2751, 3108, 3144, 3651, 3668, 4847, 4868, 5502, 6216, 7302, 7336, 8519, 9694, 9736, 11004, 14541, 14604, 17038, 19388, 22008, 25557, 29082, 29208, 33929, 34076, 38776, 45029, 51114, 58164, 67858, 68152, 90058, 101787, 102228, 116328, 135087, 135716, 159427, 180116, 203574, 204456, 270174, 271432, 315203, 318854, 360232, 407148, 478281, 540348, 630406, 637708, 814296, 945609, 956562, 1080696, 1115989, 1260812, 1275416, 1891218, 1913124, 2231978, 2521624, 3347967, 3782436, 3826248, 4463956, 5898799, 6695934, 7564872, 8927912, 11797598, 13391868, 17696397, 23595196, 26783736, 35392794, 41291593, 47190392, 70785588, 82583186, 123874779, 141571176, 165166372, 247749558, 330332744, 495499116, 990998232]

約数ペア:

[(1, 990998232), (2, 495499116), (3, 330332744), (4, 247749558), (6, 165166372), (7, 141571176), (8, 123874779), (12, 82583186), (14, 70785588), (21, 47190392), (24, 41291593), (28, 35392794), (37, 26783736), (42, 23595196), (56, 17696397), (74, 13391868), (84, 11797598), (111, 8927912), (131, 7564872), (148, 6695934), (168, 5898799), (222, 4463956), (259, 3826248), (262, 3782436), (296, 3347967), (393, 2521624), (444, 2231978), (518, 1913124), (524, 1891218), (777, 1275416), (786, 1260812), (888, 1115989), (917, 1080696), (1036, 956562), (1048, 945609), (1217, 814296), (1554, 637708), (1572, 630406), (1834, 540348), (2072, 478281), (2434, 407148), (2751, 360232), (3108, 318854), (3144, 315203), (3651, 271432), (3668, 270174), (4847, 204456), (4868, 203574), (5502, 180116), (6216, 159427), (7302, 135716), (7336, 135087), (8519, 116328), (9694, 102228), (9736, 101787), (11004, 90058), (14541, 68152), (14604, 67858), (17038, 58164), (19388, 51114), (22008, 45029), (25557, 38776), (29082, 34076), (29208, 33929)]