28167795

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{14557}}^1$

素因数の和:14611

約数の個数: 24

約数和(自身を含む): 49963056

約数和(自身を除く): 21795261

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 14557, 43671, 72785, 131013, 218355, 625951, 655065, 1877853, 3129755, 5633559, 9389265, 28167795]

約数ペア:

[(1, 28167795), (3, 9389265), (5, 5633559), (9, 3129755), (15, 1877853), (43, 655065), (45, 625951), (129, 218355), (215, 131013), (387, 72785), (645, 43671), (1935, 14557)]