72553383

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 124001280

約数和(自身を除く): 51447897

約数列:

[1, 3, 7, 9, 21, 47, 63, 107, 141, 229, 321, 329, 423, 687, 749, 963, 987, 1603, 2061, 2247, 2961, 4809, 5029, 6741, 10763, 14427, 15087, 24503, 32289, 35203, 45261, 73509, 75341, 96867, 105609, 171521, 220527, 226023, 316827, 514563, 678069, 1151641, 1543689, 3454923, 8061487, 10364769, 24184461, 72553383]

約数ペア:

[(1, 72553383), (3, 24184461), (7, 10364769), (9, 8061487), (21, 3454923), (47, 1543689), (63, 1151641), (107, 678069), (141, 514563), (229, 316827), (321, 226023), (329, 220527), (423, 171521), (687, 105609), (749, 96867), (963, 75341), (987, 73509), (1603, 45261), (2061, 35203), (2247, 32289), (2961, 24503), (4809, 15087), (5029, 14427), (6741, 10763)]