28735755412

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{363799}}^1$

素因数の和:363861

約数の個数: 72

約数和(自身を含む): 65029977600

約数和(自身を除く): 36294222188

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 49, 52, 62, 91, 98, 124, 182, 196, 217, 364, 403, 434, 637, 806, 868, 1274, 1519, 1612, 2548, 2821, 3038, 5642, 6076, 11284, 19747, 39494, 78988, 363799, 727598, 1455196, 2546593, 4729387, 5093186, 9458774, 10186372, 11277769, 17826151, 18917548, 22555538, 33105709, 35652302, 45111076, 66211418, 71304604, 78944383, 132422836, 146610997, 157888766, 231739963, 293221994, 315777532, 463479926, 552610681, 586443988, 926959852, 1026276979, 1105221362, 2052553958, 2210442724, 4105107916, 7183938853, 14367877706, 28735755412]

約数ペア:

[(1, 28735755412), (2, 14367877706), (4, 7183938853), (7, 4105107916), (13, 2210442724), (14, 2052553958), (26, 1105221362), (28, 1026276979), (31, 926959852), (49, 586443988), (52, 552610681), (62, 463479926), (91, 315777532), (98, 293221994), (124, 231739963), (182, 157888766), (196, 146610997), (217, 132422836), (364, 78944383), (403, 71304604), (434, 66211418), (637, 45111076), (806, 35652302), (868, 33105709), (1274, 22555538), (1519, 18917548), (1612, 17826151), (2548, 11277769), (2821, 10186372), (3038, 9458774), (5642, 5093186), (6076, 4729387), (11284, 2546593), (19747, 1455196), (39494, 727598), (78988, 363799)]