7978012

素因数分解:

$2^2\times 7^1\times {\mathrm{499}}^1\times {\mathrm{571}}^1$

素因数の和:1081

約数の個数: 24

約数和(自身を含む): 16016000

約数和(自身を除く): 8037988

約数列:

[1, 2, 4, 7, 14, 28, 499, 571, 998, 1142, 1996, 2284, 3493, 3997, 6986, 7994, 13972, 15988, 284929, 569858, 1139716, 1994503, 3989006, 7978012]

約数ペア:

[(1, 7978012), (2, 3989006), (4, 1994503), (7, 1139716), (14, 569858), (28, 284929), (499, 15988), (571, 13972), (998, 7994), (1142, 6986), (1996, 3997), (2284, 3493)]