55440056

素因数分解:

$2^3\times 7^1\times {\mathrm{990001}}^1$

素因数の和:990014

約数の個数: 16

約数和(自身を含む): 118800240

約数和(自身を除く): 63360184

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 990001, 1980002, 3960004, 6930007, 7920008, 13860014, 27720028, 55440056]

約数ペア:

[(1, 55440056), (2, 27720028), (4, 13860014), (7, 7920008), (8, 6930007), (14, 3960004), (28, 1980002), (56, 990001)]