388640758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{241993}}^1$

素因数の和:242079

約数の個数: 16

約数和(自身を含む): 644672016

約数和(自身を除く): 256031258

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 241993, 483986, 2661923, 5323846, 17665489, 35330978, 194320379, 388640758]

約数ペア:

[(1, 388640758), (2, 194320379), (11, 35330978), (22, 17665489), (73, 5323846), (146, 2661923), (803, 483986), (1606, 241993)]