289419756

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{560891}}^1$

素因数の和:560941

約数の個数: 24

約数和(自身を含む): 691018944

約数和(自身を除く): 401599188

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 560891, 1121782, 1682673, 2243564, 3365346, 6730692, 24118313, 48236626, 72354939, 96473252, 144709878, 289419756]

約数ペア:

[(1, 289419756), (2, 144709878), (3, 96473252), (4, 72354939), (6, 48236626), (12, 24118313), (43, 6730692), (86, 3365346), (129, 2243564), (172, 1682673), (258, 1121782), (516, 560891)]