28420356

素因数分解:

$2^2\times 3^1\times {\mathrm{661}}^1\times {\mathrm{3583}}^1$

素因数の和:4251

約数の個数: 24

約数和(自身を含む): 66433024

約数和(自身を除く): 38012668

約数列:

[1, 2, 3, 4, 6, 12, 661, 1322, 1983, 2644, 3583, 3966, 7166, 7932, 10749, 14332, 21498, 42996, 2368363, 4736726, 7105089, 9473452, 14210178, 28420356]

約数ペア:

[(1, 28420356), (2, 14210178), (3, 9473452), (4, 7105089), (6, 4736726), (12, 2368363), (661, 42996), (1322, 21498), (1983, 14332), (2644, 10749), (3583, 7932), (3966, 7166)]