40657274

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67537}}^1$

素因数の和:67589

約数の個数: 16

約数和(自身を含む): 71320128

約数和(自身を除く): 30662854

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 67537, 135074, 472759, 945518, 2904091, 5808182, 20328637, 40657274]

約数ペア:

[(1, 40657274), (2, 20328637), (7, 5808182), (14, 2904091), (43, 945518), (86, 472759), (301, 135074), (602, 67537)]