564131428

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{649921}}^1$

素因数の和:649963

約数の個数: 24

約数和(自身を含む): 1164660224

約数和(自身を除く): 600528796

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 649921, 1299842, 2599684, 4549447, 9098894, 18197788, 20147551, 40295102, 80590204, 141032857, 282065714, 564131428]

約数ペア:

[(1, 564131428), (2, 282065714), (4, 141032857), (7, 80590204), (14, 40295102), (28, 20147551), (31, 18197788), (62, 9098894), (124, 4549447), (217, 2599684), (434, 1299842), (868, 649921)]