28616705

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{6571}}^1$

素因数の和:6656

約数の個数: 16

約数和(自身を含む): 37539264

約数和(自身を除く): 8922559

約数列:

[1, 5, 13, 65, 67, 335, 871, 4355, 6571, 32855, 85423, 427115, 440257, 2201285, 5723341, 28616705]

約数ペア:

[(1, 28616705), (5, 5723341), (13, 2201285), (65, 440257), (67, 427115), (335, 85423), (871, 32855), (4355, 6571)]