645564

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{2339}}^1$

素因数の和:2369

約数の個数: 24

約数和(自身を含む): 1572480

約数和(自身を除く): 926916

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 2339, 4678, 7017, 9356, 14034, 28068, 53797, 107594, 161391, 215188, 322782, 645564]

約数ペア:

[(1, 645564), (2, 322782), (3, 215188), (4, 161391), (6, 107594), (12, 53797), (23, 28068), (46, 14034), (69, 9356), (92, 7017), (138, 4678), (276, 2339)]