2100085385

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{109751}}^1$

素因数の和:109888

約数の個数: 16

約数和(自身を含む): 2607707520

約数和(自身を除く): 507622135

約数列:

[1, 5, 43, 89, 215, 445, 3827, 19135, 109751, 548755, 4719293, 9767839, 23596465, 48839195, 420017077, 2100085385]

約数ペア:

[(1, 2100085385), (5, 420017077), (43, 48839195), (89, 23596465), (215, 9767839), (445, 4719293), (3827, 548755), (19135, 109751)]