128706992

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{28627}}^1$

素因数の和:28916

約数の個数: 20

約数和(自身を含む): 250265976

約数和(自身を除く): 121558984

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 4496, 28627, 57254, 114508, 229016, 458032, 8044187, 16088374, 32176748, 64353496, 128706992]

約数ペア:

[(1, 128706992), (2, 64353496), (4, 32176748), (8, 16088374), (16, 8044187), (281, 458032), (562, 229016), (1124, 114508), (2248, 57254), (4496, 28627)]