72705647

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{12713}}^1$

素因数の和:12782

約数の個数: 16

約数和(自身を含む): 89506560

約数和(自身を除く): 16800913

約数列:

[1, 7, 19, 43, 133, 301, 817, 5719, 12713, 88991, 241547, 546659, 1690829, 3826613, 10386521, 72705647]

約数ペア:

[(1, 72705647), (7, 10386521), (19, 3826613), (43, 1690829), (133, 546659), (301, 241547), (817, 88991), (5719, 12713)]