281293727

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{5449}}^1$

素因数の和:5511

約数の個数: 24

約数和(自身を含む): 348843600

約数和(自身を除く): 67549873

約数列:

[1, 11, 13, 19, 143, 209, 247, 361, 2717, 3971, 4693, 5449, 51623, 59939, 70837, 103531, 779207, 1138841, 1345903, 1967089, 14804933, 21637979, 25572157, 281293727]

約数ペア:

[(1, 281293727), (11, 25572157), (13, 21637979), (19, 14804933), (143, 1967089), (209, 1345903), (247, 1138841), (361, 779207), (2717, 103531), (3971, 70837), (4693, 59939), (5449, 51623)]