128305242

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{947}}^1$

素因数の和:1164

約数の個数: 64

約数和(自身を含む): 308972160

約数和(自身を除く): 180666918

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 193, 234, 351, 386, 579, 702, 947, 1158, 1737, 1894, 2509, 2841, 3474, 5018, 5211, 5682, 7527, 8523, 10422, 12311, 15054, 17046, 22581, 24622, 25569, 36933, 45162, 51138, 67743, 73866, 110799, 135486, 182771, 221598, 332397, 365542, 548313, 664794, 1096626, 1644939, 2376023, 3289878, 4752046, 4934817, 7128069, 9869634, 14256138, 21384207, 42768414, 64152621, 128305242]

約数ペア:

[(1, 128305242), (2, 64152621), (3, 42768414), (6, 21384207), (9, 14256138), (13, 9869634), (18, 7128069), (26, 4934817), (27, 4752046), (39, 3289878), (54, 2376023), (78, 1644939), (117, 1096626), (193, 664794), (234, 548313), (351, 365542), (386, 332397), (579, 221598), (702, 182771), (947, 135486), (1158, 110799), (1737, 73866), (1894, 67743), (2509, 51138), (2841, 45162), (3474, 36933), (5018, 25569), (5211, 24622), (5682, 22581), (7527, 17046), (8523, 15054), (10422, 12311)]