140238729

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{1103}}^1$

素因数の和:1406

約数の個数: 32

約数和(自身を含む): 220976640

約数和(自身を除く): 80737911

約数列:

[1, 3, 9, 17, 27, 51, 153, 277, 459, 831, 1103, 2493, 3309, 4709, 7479, 9927, 14127, 18751, 29781, 42381, 56253, 127143, 168759, 305531, 506277, 916593, 2749779, 5194027, 8249337, 15582081, 46746243, 140238729]

約数ペア:

[(1, 140238729), (3, 46746243), (9, 15582081), (17, 8249337), (27, 5194027), (51, 2749779), (153, 916593), (277, 506277), (459, 305531), (831, 168759), (1103, 127143), (2493, 56253), (3309, 42381), (4709, 29781), (7479, 18751), (9927, 14127)]