290401317

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{7013}}^1$

素因数の和:7169

約数の個数: 24

約数和(自身を含む): 433296864

約数和(自身を除く): 142895547

約数列:

[1, 3, 9, 43, 107, 129, 321, 387, 963, 4601, 7013, 13803, 21039, 41409, 63117, 301559, 750391, 904677, 2251173, 2714031, 6753519, 32266813, 96800439, 290401317]

約数ペア:

[(1, 290401317), (3, 96800439), (9, 32266813), (43, 6753519), (107, 2714031), (129, 2251173), (321, 904677), (387, 750391), (963, 301559), (4601, 63117), (7013, 41409), (13803, 21039)]