20160441

素因数分解:

$3^3\times 7^1\times {\mathrm{106669}}^1$

素因数の和:106685

約数の個数: 16

約数和(自身を含む): 34134400

約数和(自身を除く): 13973959

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 106669, 320007, 746683, 960021, 2240049, 2880063, 6720147, 20160441]

約数ペア:

[(1, 20160441), (3, 6720147), (7, 2880063), (9, 2240049), (21, 960021), (27, 746683), (63, 320007), (189, 106669)]