28497755

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{39857}}^1$

素因数の和:39886

約数の個数: 16

約数和(自身を含む): 40176864

約数和(自身を除く): 11679109

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 39857, 199285, 438427, 518141, 2192135, 2590705, 5699551, 28497755]

約数ペア:

[(1, 28497755), (5, 5699551), (11, 2590705), (13, 2192135), (55, 518141), (65, 438427), (143, 199285), (715, 39857)]