27840178

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{2549}}^1$

素因数の和:2721

約数の個数: 16

約数和(自身を含む): 43084800

約数和(自身を除く): 15244622

約数列:

[1, 2, 43, 86, 127, 254, 2549, 5098, 5461, 10922, 109607, 219214, 323723, 647446, 13920089, 27840178]

約数ペア:

[(1, 27840178), (2, 13920089), (43, 647446), (86, 323723), (127, 219214), (254, 109607), (2549, 10922), (5098, 5461)]