64738317

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{613}}^1$

素因数の和:777

約数の個数: 32

約数和(自身を含む): 101855232

約数和(自身を除く): 37116915

約数列:

[1, 3, 7, 21, 47, 107, 141, 321, 329, 613, 749, 987, 1839, 2247, 4291, 5029, 12873, 15087, 28811, 35203, 65591, 86433, 105609, 196773, 201677, 459137, 605031, 1377411, 3082777, 9248331, 21579439, 64738317]

約数ペア:

[(1, 64738317), (3, 21579439), (7, 9248331), (21, 3082777), (47, 1377411), (107, 605031), (141, 459137), (321, 201677), (329, 196773), (613, 105609), (749, 86433), (987, 65591), (1839, 35203), (2247, 28811), (4291, 15087), (5029, 12873)]