389155004

素因数分解:

$2^2\times 7^1\times {\mathrm{503}}^1\times {\mathrm{27631}}^1$

素因数の和:28145

約数の個数: 24

約数和(自身を含む): 779885568

約数和(自身を除く): 390730564

約数列:

[1, 2, 4, 7, 14, 28, 503, 1006, 2012, 3521, 7042, 14084, 27631, 55262, 110524, 193417, 386834, 773668, 13898393, 27796786, 55593572, 97288751, 194577502, 389155004]

約数ペア:

[(1, 389155004), (2, 194577502), (4, 97288751), (7, 55593572), (14, 27796786), (28, 13898393), (503, 773668), (1006, 386834), (2012, 193417), (3521, 110524), (7042, 55262), (14084, 27631)]