2891994081

素因数分解:

$3^1\times {\mathrm{41}}^3\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 4028403456

約数和(自身を除く): 1136409375

約数列:

[1, 3, 41, 71, 123, 197, 213, 591, 1681, 2911, 5043, 8077, 8733, 13987, 24231, 41961, 68921, 119351, 206763, 331157, 358053, 573467, 993471, 1720401, 4893391, 13577437, 14680173, 23512147, 40732311, 70536441, 963998027, 2891994081]

約数ペア:

[(1, 2891994081), (3, 963998027), (41, 70536441), (71, 40732311), (123, 23512147), (197, 14680173), (213, 13577437), (591, 4893391), (1681, 1720401), (2911, 993471), (5043, 573467), (8077, 358053), (8733, 331157), (13987, 206763), (24231, 119351), (41961, 68921)]