128220882

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{199721}}^1$

素因数の和:199833

約数の個数: 16

約数和(自身を含む): 258839712

約数和(自身を除く): 130618830

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 199721, 399442, 599163, 1198326, 21370147, 42740294, 64110441, 128220882]

約数ペア:

[(1, 128220882), (2, 64110441), (3, 42740294), (6, 21370147), (107, 1198326), (214, 599163), (321, 399442), (642, 199721)]