128282418

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{647891}}^1$

素因数の和:647910

約数の個数: 24

約数和(自身を含む): 303213456

約数和(自身を除く): 174931038

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 647891, 1295782, 1943673, 3887346, 5831019, 7126801, 11662038, 14253602, 21380403, 42760806, 64141209, 128282418]

約数ペア:

[(1, 128282418), (2, 64141209), (3, 42760806), (6, 21380403), (9, 14253602), (11, 11662038), (18, 7126801), (22, 5831019), (33, 3887346), (66, 1943673), (99, 1295782), (198, 647891)]