1268656564

素因数分解:

$2^2\times 7^1\times {\mathrm{2857}}^1\times {\mathrm{15859}}^1$

素因数の和:18727

約数の個数: 24

約数和(自身を含む): 2538361280

約数和(自身を除く): 1269704716

約数列:

[1, 2, 4, 7, 14, 28, 2857, 5714, 11428, 15859, 19999, 31718, 39998, 63436, 79996, 111013, 222026, 444052, 45309163, 90618326, 181236652, 317164141, 634328282, 1268656564]

約数ペア:

[(1, 1268656564), (2, 634328282), (4, 317164141), (7, 181236652), (14, 90618326), (28, 45309163), (2857, 444052), (5714, 222026), (11428, 111013), (15859, 79996), (19999, 63436), (31718, 39998)]