28739607

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{15679}}^1$

素因数の和:15742

約数の個数: 16

約数和(自身を含む): 42147840

約数和(自身を除く): 13408233

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 15679, 47037, 203827, 611481, 736913, 2210739, 9579869, 28739607]

約数ペア:

[(1, 28739607), (3, 9579869), (13, 2210739), (39, 736913), (47, 611481), (141, 203827), (611, 47037), (1833, 15679)]