15387855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1451}}^1$

素因数の和:1567

約数の個数: 32

約数和(自身を含む): 28435968

約数和(自身を除く): 13048113

約数列:

[1, 3, 5, 7, 15, 21, 35, 101, 105, 303, 505, 707, 1451, 1515, 2121, 3535, 4353, 7255, 10157, 10605, 21765, 30471, 50785, 146551, 152355, 439653, 732755, 1025857, 2198265, 3077571, 5129285, 15387855]

約数ペア:

[(1, 15387855), (3, 5129285), (5, 3077571), (7, 2198265), (15, 1025857), (21, 732755), (35, 439653), (101, 152355), (105, 146551), (303, 50785), (505, 30471), (707, 21765), (1451, 10605), (1515, 10157), (2121, 7255), (3535, 4353)]