2553543

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 3946800

約数和(自身を除く): 1393257

約数列:

[1, 3, 9, 19, 57, 109, 137, 171, 327, 411, 981, 1233, 2071, 2603, 6213, 7809, 14933, 18639, 23427, 44799, 134397, 283727, 851181, 2553543]

約数ペア:

[(1, 2553543), (3, 851181), (9, 283727), (19, 134397), (57, 44799), (109, 23427), (137, 18639), (171, 14933), (327, 7809), (411, 6213), (981, 2603), (1233, 2071)]