2065889

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:357

約数の個数: 16

約数和(自身を含む): 2544000

約数和(自身を除く): 478111

約数列:

[1, 7, 19, 49, 133, 317, 343, 931, 2219, 6023, 6517, 15533, 42161, 108731, 295127, 2065889]

約数ペア:

[(1, 2065889), (7, 295127), (19, 108731), (49, 42161), (133, 15533), (317, 6517), (343, 6023), (931, 2219)]