28937513

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 34409760

約数和(自身を除く): 5472247

約数列:

[1, 11, 19, 41, 121, 209, 307, 451, 779, 2299, 3377, 4961, 5833, 8569, 12587, 37147, 64163, 94259, 138457, 239153, 705793, 1523027, 2630683, 28937513]

約数ペア:

[(1, 28937513), (11, 2630683), (19, 1523027), (41, 705793), (121, 239153), (209, 138457), (307, 94259), (451, 64163), (779, 37147), (2299, 12587), (3377, 8569), (4961, 5833)]