1212857570

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{977}}^1\times {\mathrm{2887}}^1$

素因数の和:3914

約数の個数: 32

約数和(自身を含む): 2236975488

約数和(自身を除く): 1024117918

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 977, 1954, 2887, 4885, 5774, 9770, 14435, 28870, 42011, 84022, 124141, 210055, 248282, 420110, 620705, 1241410, 2820599, 5641198, 14102995, 28205990, 121285757, 242571514, 606428785, 1212857570]

約数ペア:

[(1, 1212857570), (2, 606428785), (5, 242571514), (10, 121285757), (43, 28205990), (86, 14102995), (215, 5641198), (430, 2820599), (977, 1241410), (1954, 620705), (2887, 420110), (4885, 248282), (5774, 210055), (9770, 124141), (14435, 84022), (28870, 42011)]