221889074

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{24781}}^1$

素因数の和:24842

約数の個数: 24

約数和(自身を含む): 375744684

約数和(自身を除く): 153855610

約数列:

[1, 2, 11, 22, 37, 74, 121, 242, 407, 814, 4477, 8954, 24781, 49562, 272591, 545182, 916897, 1833794, 2998501, 5997002, 10085867, 20171734, 110944537, 221889074]

約数ペア:

[(1, 221889074), (2, 110944537), (11, 20171734), (22, 10085867), (37, 5997002), (74, 2998501), (121, 1833794), (242, 916897), (407, 545182), (814, 272591), (4477, 49562), (8954, 24781)]