2788891573

素因数分解:

${\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{941}}^1$

素因数の和:1070

約数の個数: 32

約数和(自身を含む): 3228422400

約数和(自身を除く): 439530827

約数列:

[1, 13, 19, 71, 169, 247, 923, 941, 1349, 2197, 3211, 11999, 12233, 17537, 17879, 41743, 66811, 155987, 159029, 227981, 232427, 868543, 1269409, 2067377, 2963753, 3021551, 11291059, 16502317, 39280163, 146783767, 214530121, 2788891573]

約数ペア:

[(1, 2788891573), (13, 214530121), (19, 146783767), (71, 39280163), (169, 16502317), (247, 11291059), (923, 3021551), (941, 2963753), (1349, 2067377), (2197, 1269409), (3211, 868543), (11999, 232427), (12233, 227981), (17537, 159029), (17879, 155987), (41743, 66811)]