1288751385

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5053927}}^1$

素因数の和:5053952

約数の個数: 16

約数和(自身を含む): 2183296896

約数和(自身を除く): 894545511

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 5053927, 15161781, 25269635, 75808905, 85916759, 257750277, 429583795, 1288751385]

約数ペア:

[(1, 1288751385), (3, 429583795), (5, 257750277), (15, 85916759), (17, 75808905), (51, 25269635), (85, 15161781), (255, 5053927)]