128661364

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{4919}}^1$

素因数の和:5439

約数の個数: 24

約数和(自身を含む): 243008640

約数和(自身を除く): 114347276

約数列:

[1, 2, 4, 13, 26, 52, 503, 1006, 2012, 4919, 6539, 9838, 13078, 19676, 26156, 63947, 127894, 255788, 2474257, 4948514, 9897028, 32165341, 64330682, 128661364]

約数ペア:

[(1, 128661364), (2, 64330682), (4, 32165341), (13, 9897028), (26, 4948514), (52, 2474257), (503, 255788), (1006, 127894), (2012, 63947), (4919, 26156), (6539, 19676), (9838, 13078)]