81409404

素因数分解:

$2^2\times 3^1\times {\mathrm{317}}^1\times {\mathrm{21401}}^1$

素因数の和:21725

約数の個数: 24

約数和(自身を含む): 190563408

約数和(自身を除く): 109154004

約数列:

[1, 2, 3, 4, 6, 12, 317, 634, 951, 1268, 1902, 3804, 21401, 42802, 64203, 85604, 128406, 256812, 6784117, 13568234, 20352351, 27136468, 40704702, 81409404]

約数ペア:

[(1, 81409404), (2, 40704702), (3, 27136468), (4, 20352351), (6, 13568234), (12, 6784117), (317, 256812), (634, 128406), (951, 85604), (1268, 64203), (1902, 42802), (3804, 21401)]