12129105

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{27883}}^1$

素因数の和:27920

約数の個数: 16

約数和(自身を含む): 20076480

約数和(自身を除く): 7947375

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 27883, 83649, 139415, 418245, 808607, 2425821, 4043035, 12129105]

約数ペア:

[(1, 12129105), (3, 4043035), (5, 2425821), (15, 808607), (29, 418245), (87, 139415), (145, 83649), (435, 27883)]