18246291

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1021}}^1$

素因数の和:1091

約数の個数: 32

約数和(自身を含む): 29826048

約数和(自身を除く): 11579757

約数列:

[1, 3, 7, 21, 23, 37, 69, 111, 161, 259, 483, 777, 851, 1021, 2553, 3063, 5957, 7147, 17871, 21441, 23483, 37777, 70449, 113331, 164381, 264439, 493143, 793317, 868871, 2606613, 6082097, 18246291]

約数ペア:

[(1, 18246291), (3, 6082097), (7, 2606613), (21, 868871), (23, 793317), (37, 493143), (69, 264439), (111, 164381), (161, 113331), (259, 70449), (483, 37777), (777, 23483), (851, 21441), (1021, 17871), (2553, 7147), (3063, 5957)]