2806825

素因数分解:

$5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:433

約数の個数: 24

約数和(自身を含む): 4081088

約数和(自身を除く): 1274263

約数列:

[1, 5, 7, 25, 35, 43, 175, 215, 301, 373, 1075, 1505, 1865, 2611, 7525, 9325, 13055, 16039, 65275, 80195, 112273, 400975, 561365, 2806825]

約数ペア:

[(1, 2806825), (5, 561365), (7, 400975), (25, 112273), (35, 80195), (43, 65275), (175, 16039), (215, 13055), (301, 9325), (373, 7525), (1075, 2611), (1505, 1865)]