28915733

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{4877}}^1$

素因数の和:4913

約数の個数: 18

約数和(自身を含む): 36980118

約数和(自身を除く): 8064385

約数列:

[1, 7, 11, 49, 77, 121, 539, 847, 4877, 5929, 34139, 53647, 238973, 375529, 590117, 2628703, 4130819, 28915733]

約数ペア:

[(1, 28915733), (7, 4130819), (11, 2628703), (49, 590117), (77, 375529), (121, 238973), (539, 53647), (847, 34139), (4877, 5929)]