1288839

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:246

約数の個数: 16

約数和(自身を含む): 1793792

約数和(自身を除く): 504953

約数列:

[1, 3, 43, 97, 103, 129, 291, 309, 4171, 4429, 9991, 12513, 13287, 29973, 429613, 1288839]

約数ペア:

[(1, 1288839), (3, 429613), (43, 29973), (97, 13287), (103, 12513), (129, 9991), (291, 4429), (309, 4171)]