1827801215

素因数分解:

$5^1\times {\mathrm{43}}^2\times {\mathrm{211}}^1\times {\mathrm{937}}^1$

素因数の和:1239

約数の個数: 24

約数和(自身を含む): 2258606448

約数和(自身を除く): 430805233

約数列:

[1, 5, 43, 211, 215, 937, 1055, 1849, 4685, 9073, 9245, 40291, 45365, 197707, 201455, 390139, 988535, 1732513, 1950695, 8501401, 8662565, 42507005, 365560243, 1827801215]

約数ペア:

[(1, 1827801215), (5, 365560243), (43, 42507005), (211, 8662565), (215, 8501401), (937, 1950695), (1055, 1732513), (1849, 988535), (4685, 390139), (9073, 201455), (9245, 197707), (40291, 45365)]