68813129

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 89413632

約数和(自身を除く): 20600503

約数列:

[1, 7, 11, 41, 71, 77, 287, 307, 451, 497, 781, 2149, 2911, 3157, 3377, 5467, 12587, 20377, 21797, 23639, 32021, 88109, 138457, 152579, 224147, 239767, 893677, 969199, 1678369, 6255739, 9830447, 68813129]

約数ペア:

[(1, 68813129), (7, 9830447), (11, 6255739), (41, 1678369), (71, 969199), (77, 893677), (287, 239767), (307, 224147), (451, 152579), (497, 138457), (781, 88109), (2149, 32021), (2911, 23639), (3157, 21797), (3377, 20377), (5467, 12587)]