128661514

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1\times {\mathrm{3271}}^1$

素因数の和:3621

約数の個数: 16

約数和(自身を含む): 196477056

約数和(自身を除く): 67815542

約数列:

[1, 2, 71, 142, 277, 554, 3271, 6542, 19667, 39334, 232241, 464482, 906067, 1812134, 64330757, 128661514]

約数ペア:

[(1, 128661514), (2, 64330757), (71, 1812134), (142, 906067), (277, 464482), (554, 232241), (3271, 39334), (6542, 19667)]