27289821

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{16273}}^1$

素因数の和:16332

約数の個数: 16

約数和(自身を含む): 40099136

約数和(自身を除く): 12809315

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 16273, 48819, 211549, 634647, 699739, 2099217, 9096607, 27289821]

約数ペア:

[(1, 27289821), (3, 9096607), (13, 2099217), (39, 699739), (43, 634647), (129, 211549), (559, 48819), (1677, 16273)]