851019758

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{977}}^1$

素因数の和:1244

約数の個数: 32

約数和(自身を含む): 1337904000

約数和(自身を除く): 486884242

約数列:

[1, 2, 37, 74, 79, 149, 158, 298, 977, 1954, 2923, 5513, 5846, 11026, 11771, 23542, 36149, 72298, 77183, 145573, 154366, 291146, 435527, 871054, 2855771, 5386201, 5711542, 10772402, 11500267, 23000534, 425509879, 851019758]

約数ペア:

[(1, 851019758), (2, 425509879), (37, 23000534), (74, 11500267), (79, 10772402), (149, 5711542), (158, 5386201), (298, 2855771), (977, 871054), (1954, 435527), (2923, 291146), (5513, 154366), (5846, 145573), (11026, 77183), (11771, 72298), (23542, 36149)]