407907944

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{1109}}^1\times {\mathrm{1999}}^1$

素因数の和:3137

約数の個数: 32

約数和(自身を含む): 799200000

約数和(自身を除く): 391292056

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 1109, 1999, 2218, 3998, 4436, 7996, 8872, 15992, 25507, 45977, 51014, 91954, 102028, 183908, 204056, 367816, 2216891, 4433782, 8867564, 17735128, 50988493, 101976986, 203953972, 407907944]

約数ペア:

[(1, 407907944), (2, 203953972), (4, 101976986), (8, 50988493), (23, 17735128), (46, 8867564), (92, 4433782), (184, 2216891), (1109, 367816), (1999, 204056), (2218, 183908), (3998, 102028), (4436, 91954), (7996, 51014), (8872, 45977), (15992, 25507)]