7286721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{727}}^1$

素因数の和:1000

約数の個数: 16

約数和(自身を含む): 10518144

約数和(自身を除く): 3231423

約数列:

[1, 3, 13, 39, 257, 727, 771, 2181, 3341, 9451, 10023, 28353, 186839, 560517, 2428907, 7286721]

約数ペア:

[(1, 7286721), (3, 2428907), (13, 560517), (39, 186839), (257, 28353), (727, 10023), (771, 9451), (2181, 3341)]