39040001

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 53695488

約数和(自身を除く): 14655487

約数列:

[1, 7, 11, 13, 43, 77, 91, 143, 301, 473, 559, 907, 1001, 3311, 3913, 6149, 6349, 9977, 11791, 39001, 43043, 69839, 82537, 129701, 273007, 429011, 507013, 907907, 3003077, 3549091, 5577143, 39040001]

約数ペア:

[(1, 39040001), (7, 5577143), (11, 3549091), (13, 3003077), (43, 907907), (77, 507013), (91, 429011), (143, 273007), (301, 129701), (473, 82537), (559, 69839), (907, 43043), (1001, 39001), (3311, 11791), (3913, 9977), (6149, 6349)]