123455423

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 158699520

約数和(自身を除く): 35244097

約数列:

[1, 7, 13, 31, 91, 107, 217, 403, 409, 749, 1391, 2821, 2863, 3317, 5317, 9737, 12679, 23219, 37219, 43121, 43763, 88753, 164827, 301847, 306341, 568919, 1153789, 1356653, 3982433, 9496571, 17636489, 123455423]

約数ペア:

[(1, 123455423), (7, 17636489), (13, 9496571), (31, 3982433), (91, 1356653), (107, 1153789), (217, 568919), (403, 306341), (409, 301847), (749, 164827), (1391, 88753), (2821, 43763), (2863, 43121), (3317, 37219), (5317, 23219), (9737, 12679)]