28506156

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:423

約数の個数: 96

約数和(自身を含む): 81768960

約数和(自身を除く): 53262804

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 53, 57, 76, 84, 106, 114, 133, 159, 212, 228, 266, 318, 337, 371, 399, 532, 636, 674, 742, 798, 1007, 1011, 1113, 1348, 1484, 1596, 2014, 2022, 2226, 2359, 3021, 4028, 4044, 4452, 4718, 6042, 6403, 7049, 7077, 9436, 12084, 12806, 14098, 14154, 17861, 19209, 21147, 25612, 28196, 28308, 35722, 38418, 42294, 44821, 53583, 71444, 76836, 84588, 89642, 107166, 125027, 134463, 179284, 214332, 250054, 268926, 339359, 375081, 500108, 537852, 678718, 750162, 1018077, 1357436, 1500324, 2036154, 2375513, 4072308, 4751026, 7126539, 9502052, 14253078, 28506156]

約数ペア:

[(1, 28506156), (2, 14253078), (3, 9502052), (4, 7126539), (6, 4751026), (7, 4072308), (12, 2375513), (14, 2036154), (19, 1500324), (21, 1357436), (28, 1018077), (38, 750162), (42, 678718), (53, 537852), (57, 500108), (76, 375081), (84, 339359), (106, 268926), (114, 250054), (133, 214332), (159, 179284), (212, 134463), (228, 125027), (266, 107166), (318, 89642), (337, 84588), (371, 76836), (399, 71444), (532, 53583), (636, 44821), (674, 42294), (742, 38418), (798, 35722), (1007, 28308), (1011, 28196), (1113, 25612), (1348, 21147), (1484, 19209), (1596, 17861), (2014, 14154), (2022, 14098), (2226, 12806), (2359, 12084), (3021, 9436), (4028, 7077), (4044, 7049), (4452, 6403), (4718, 6042)]