128463992

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{226169}}^1$

素因数の和:226246

約数の個数: 16

約数和(自身を含む): 244263600

約数和(自身を除く): 115799608

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 226169, 452338, 904676, 1809352, 16057999, 32115998, 64231996, 128463992]

約数ペア:

[(1, 128463992), (2, 64231996), (4, 32115998), (8, 16057999), (71, 1809352), (142, 904676), (284, 452338), (568, 226169)]