164987218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{1291}}^1$

素因数の和:1498

約数の個数: 32

約数和(自身を含む): 279258048

約数和(自身を除く): 114270830

約数列:

[1, 2, 11, 22, 37, 74, 157, 314, 407, 814, 1291, 1727, 2582, 3454, 5809, 11618, 14201, 28402, 47767, 63899, 95534, 127798, 202687, 405374, 525437, 1050874, 2229557, 4459114, 7499419, 14998838, 82493609, 164987218]

約数ペア:

[(1, 164987218), (2, 82493609), (11, 14998838), (22, 7499419), (37, 4459114), (74, 2229557), (157, 1050874), (314, 525437), (407, 405374), (814, 202687), (1291, 127798), (1727, 95534), (2582, 63899), (3454, 47767), (5809, 28402), (11618, 14201)]