208518273

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{4441}}^1$

素因数の和:4534

約数の個数: 32

約数和(自身を含む): 324088320

約数和(自身を除く): 115570047

約数列:

[1, 3, 9, 27, 37, 47, 111, 141, 333, 423, 999, 1269, 1739, 4441, 5217, 13323, 15651, 39969, 46953, 119907, 164317, 208727, 492951, 626181, 1478853, 1878543, 4436559, 5635629, 7722899, 23168697, 69506091, 208518273]

約数ペア:

[(1, 208518273), (3, 69506091), (9, 23168697), (27, 7722899), (37, 5635629), (47, 4436559), (111, 1878543), (141, 1478853), (333, 626181), (423, 492951), (999, 208727), (1269, 164317), (1739, 119907), (4441, 46953), (5217, 39969), (13323, 15651)]