20161605

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{9811}}^1$

素因数の和:9956

約数の個数: 16

約数和(自身を含む): 32497344

約数和(自身を除く): 12335739

約数列:

[1, 3, 5, 15, 137, 411, 685, 2055, 9811, 29433, 49055, 147165, 1344107, 4032321, 6720535, 20161605]

約数ペア:

[(1, 20161605), (3, 6720535), (5, 4032321), (15, 1344107), (137, 147165), (411, 49055), (685, 29433), (2055, 9811)]