1311508744

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1789}}^1$

素因数の和:1887

約数の個数: 128

約数和(自身を含む): 3247776000

約数和(自身を除く): 1936267256

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 53, 56, 76, 91, 104, 106, 133, 152, 182, 212, 247, 266, 364, 371, 424, 494, 532, 689, 728, 742, 988, 1007, 1064, 1378, 1484, 1729, 1789, 1976, 2014, 2756, 2968, 3458, 3578, 4028, 4823, 5512, 6916, 7049, 7156, 8056, 9646, 12523, 13091, 13832, 14098, 14312, 19292, 23257, 25046, 26182, 28196, 33991, 38584, 46514, 50092, 52364, 56392, 67982, 91637, 93028, 94817, 100184, 104728, 135964, 162799, 183274, 186056, 189634, 237937, 271928, 325598, 366548, 379268, 441883, 475874, 651196, 663719, 733096, 758536, 883766, 951748, 1232621, 1302392, 1327438, 1767532, 1801523, 1903496, 2465242, 2654876, 3093181, 3535064, 3603046, 4930484, 5309752, 6186362, 7206092, 8628347, 9860968, 12372724, 12610661, 14412184, 17256694, 23419799, 24745448, 25221322, 34513388, 46839598, 50442644, 69026776, 93679196, 100885288, 163938593, 187358392, 327877186, 655754372, 1311508744]

約数ペア:

[(1, 1311508744), (2, 655754372), (4, 327877186), (7, 187358392), (8, 163938593), (13, 100885288), (14, 93679196), (19, 69026776), (26, 50442644), (28, 46839598), (38, 34513388), (52, 25221322), (53, 24745448), (56, 23419799), (76, 17256694), (91, 14412184), (104, 12610661), (106, 12372724), (133, 9860968), (152, 8628347), (182, 7206092), (212, 6186362), (247, 5309752), (266, 4930484), (364, 3603046), (371, 3535064), (424, 3093181), (494, 2654876), (532, 2465242), (689, 1903496), (728, 1801523), (742, 1767532), (988, 1327438), (1007, 1302392), (1064, 1232621), (1378, 951748), (1484, 883766), (1729, 758536), (1789, 733096), (1976, 663719), (2014, 651196), (2756, 475874), (2968, 441883), (3458, 379268), (3578, 366548), (4028, 325598), (4823, 271928), (5512, 237937), (6916, 189634), (7049, 186056), (7156, 183274), (8056, 162799), (9646, 135964), (12523, 104728), (13091, 100184), (13832, 94817), (14098, 93028), (14312, 91637), (19292, 67982), (23257, 56392), (25046, 52364), (26182, 50092), (28196, 46514), (33991, 38584)]